Given Data:
The length of the prism is l=10 m.
The breadth of the prism is b=7 m.
The height of the prism is h=5 m.
The surface area can be determined as,
\(\begin{gathered} SA=2(lb+bh+lh) \\ =2(10m\times7m+7m\times5m+10m\times5m) \\ =2(70m^2+35m^2+50m^2) \\ =310m^2 \end{gathered}\)Thus, option (a) is the correct answer.
Look at the tape diagram below for the number of boys and the number of girls in a school. Find total number of students in the school.
How do I get a percentage of a number
Answer:
Convert the problem to an equation using the percentage formula: P% * X = Y.
P is 10%, X is 150, so the equation is 10% * 150 = Y.
Convert 10% to a decimal by removing the percent sign and dividing by 100: 10/100 = 0.10.
Determine whether the system
has no, one, or infinitely many
solutions.
2x + 3y = -17
y = x - 4
A. infinitely many solutions
B. one solution
C. no solutions
On studing about the nature of system of linear equation the correct option is B.
How to determine the nature of system of linear equations of two variables?
Consider the following two linear equations:
\(a_1x + b_1y + c_1 = 0a_2x + b_2y + c_2 = 0\)
(1) If \(\frac{a_1}{a_2}\ne \frac{b_1}{b_2}\) them the system of equations have unique solution.
(2) If \(\frac{a_1}{a_2}= \frac{b_1}{b_2}=\frac{c_1}{c_2}\) them the system of equations have infinitely many solutions.
(3) If \(\frac{a_1}{a_2}= \frac{b_1}{b_2}\ne \frac{c_1}{c_2}\) them the system of equations have no solution.
Now, consider the given equation.
2x+3y = -17
y = x - 4
Rearrange the above equation as follows:
2x+3y +17 = 0
x - y - 4 = 0
Now, on comparing,
\(a_1=2, a_2=1, b_1=3, b_2=-1, c_1=17, c_2=-4\)
Now, take ratio as follows:
\(\frac{a_1}{a_2}=\frac{2}{1}\\\frac{b_1}{b_2}=\frac{3}{-1}\\\frac{c_1}{c_2}=\frac{17}{-4}\)
It satisfies the first condition hence, there is one solution for the system of equations.
Hence, the correct option is B.
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how do i simplify this?
PLS HELP I NEED ASAP PLS
The number of volumes of the encyclopedia on the bottom shelf is given as follows:
H) 19.
How to obtain the number of volumes of the encyclopedia?The number of volumes of the encyclopedia on the bottom shelf obtained as the subtraction between the highest number and the lowest number identifying the numbers, adding one.
We add one as the amount of numbers between n and n + 1, inclusive, is of n + 2. For example, between 12 and 13, we have two numbers.
Then the number of volumes of the encyclopedia on the bottom shelf is given as follows:7
30 - 12 + 1 = 19.
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9. Find the volume of a cone with a radius of 10 mm and a height of 6 mm.
O 628 mm³
O 600 mm³
O 1,884 mm 3
O 1,254 mm
Answer:
Step-by-step explanation:
The formula for the volume of a cone is:
V = (1/3)πr^2h
where V is the volume of the cone, r is the radius of the base, and h is the height of the cone.
Substituting the given values, we have:
V = (1/3)π(10 mm)^2(6 mm)
V = (1/3)π(100 mm^2)(6 mm)
V = (1/3)π(600 mm^3)
V = 200π mm^3
Using a calculator to approximate π to 3.14, we get:
V ≈ 628.32 mm^3
Therefore, the answer is O 628 mm³.
absolute value evaluate problem
|-4| =?
SHOW WORK:
The expression |-4| has a value of 4 when evaluated
How to evaluate the absolute expressionFrom the question, we have the following parameters that can be used in our computation:
|-4|
The above expression is an absolute expression
So, the solution is the positive value of the expression in bracket
Evaluate the expressions in the brackets
So, we have the following representation
|-4| = 4
Hence, the expression has a value of 4
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this is urgent!! please help!
Answer:
C=31.4mm
Step-by-step explanation:
Circumfrence formula: π*diameter
diameter =10mm (picture)
C=10mm*3.14
C=31.4 mm
Answer:
31.42
Step-by-step explanation:
use the formula C=2πr
Note: Enter your answer and show all the steps that you use to solve this problem in the space provided.
28 cm
Estimate the area of the circle. Use 3.14 or 22/7 for pie
Answer:
if 28 cm is the radius then:
area = 2461.76 cm²
if 28 cm is the diameter then:
area = 615.44 cm²
Step-by-step explanation:
area = πr² = (3.14)(28²) = 2461.76 cm²
Brennan knew his parents had set up their will some years ago. Neither he nor his sister, Maureen, had ever discussed the will with their parents. When both parents passed away, they met with the family lawyer about the will. What they found was that the money their parents had been giving them over the last few years was a gift and part of their estate planning. The gifts reduced the size of the estate to ensure the value of the estate upon their passing would be under the tax-free limit.
Their parents had not really talked with Brennan or Maureen about how the “gift” money they had been receiving would affect their final inheritance. As they listened to
the estate lawyer give them details of their inheritance, they were shocked to learn there was less than what they had thought.
1. Discuss your thoughts on how Brennan’s and Maureen’s parents handled the informationin the will prior to their passing. Should the parents have explained more clearly about the “gift” money and how it affected their inheritance?
2. What responsibility did Brennan and Maureen have to discuss the will with their parents?
3. What experience do you have with a family member’s will? How would you approach
the topic of writing a will with a family member?
1.It is generally considered best practice for parents to discuss their intentions with their children and heirs to avoid confusion or misunderstandings.
2.As potential heirs, Brennan and Maureen had a responsibility to communicate with their parents about their estate planning and express any concerns or questions they had.
3.I have personally not had experience with a family member's will. However, I believe it is important to approach the topic of writing a will with sensitivity and empathy.
1. While it is understandable that Brennan and Maureen's parents may have wanted to keep their financial affairs private, their lack of communication may have caused confusion and disappointment for their children. Ideally, the parents should have discussed their estate planning with their children and explained the impact of the gifts on their final inheritance.
2. As potential heirs, Brennan and Maureen had a responsibility to communicate with their parents about their estate planning and express any concerns or questions they had. While it can be difficult to broach sensitive topics like death and inheritance, it is important for family members to have open and honest communication to prevent misunderstandings or disputes down the line.
3. It can be a difficult and emotional topic to discuss, but it is important to have open communication to ensure that everyone's wishes are respected and honored. It may be helpful to consult with a lawyer or financial advisor to ensure that the will is properly drafted and that everyone's needs are addressed.
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Find the missing side. Round to the nearest tenth
The missing side of the triangle given the angle as 71° and hypotenuse as 17 to the nearest tenth is 16.1.
The correct answer choice is option C
What is the missing side of the triangle?Hypotenuse= 17
Opposite = x
Angle = 71°
Sin 71° = opposite / hypotenuse
sin 71° = x / 17
0.95105 = x / 17
cross product
0.95105 × 17 = x
x = 16.1 to the nearest tenth
In conclusion, the missing side of the triangle to the nearest tenth is 16.1
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find the missing value ratio inches :2 and years: 3,1,8
Answer: The missing values in the ratio table will be 0.666 and 5.33 inches.
Step-by-step explanation:
As the ratio of the terms is equal. The value of x and y is ,
2/3 = x/1
x=2/3
x=0.66 inches
In order to obtain y,
2/3 = y/8
y=2×8/3
y=16/3
y=5.33 inches.
twice the square root of a number is 12
Let us assume that the number is X
According to the statement:
2✓x = 12
Divide both sides by 2;
✓2 = 6
Square both sides,
x² = 6²
X = 36
Hence the required number is 36.
Question 10 of 10
Check all that apply. If tane = 15/8,then:
A. csco =17/15
B. sece =17/8
C. cose =15/17
D. cote =8/15
If tan Ф = 15/8 then we have these trigonometric functions cosec Ф = 17/15, sec Ф = 17/8 and cot Ф = 8/15.
According to the question,
We have the following information:
Tan Ф = 15/8
We know that in this trigonometric function we have perpendicular divided by base.
Now, we can find the hypotenuse using the Pythagoras theorem:
Let's denote hypotenuse with h, perpendicular with p and base with b.
\(h^{2} =p^{2} +b^{2}\)
\(h^{2}\) = \((15)^{2} +(8)^{2}\)
\(h^{2} = 225+64\\h^{2} = 289\\h = \sqrt{289}\)
h = 17 units
Now, we have the following values:
Cosec Ф = 17/15 (Hypotenuse/perpendicular)
Sec Ф = 17/8 (h/b)
Cos Ф = 8/17 (b/h)
Cot Ф = 8/15 (b/p)
Hence, the correct options are A, B and D.
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Help please i’ve never done it with negative numbers so it’s a little more confusing just need explanation
To answer this question, we need to pose the problem algebraically as follows:
1. The sum of two numbers is -29:
\(x+y=-29\)2. The difference of the two numbers is -13:
\(x-y=-13\)Then, we have a linear system of equations, and we can solve it by elimination, substitution, as the most suitable for this case. Then, we have that we can sum both equations and we get:
Thus, we have that the value for x = -21. We can use the first equation to substitute this value of x to find the value for y. Then, we have:
\(x+y=-29\Rightarrow-21+y=-29\Rightarrow y=-29+21\Rightarrow y=-8\)Therefore, the two numbers are -21 and -8.
We can check this as follows:
1. -21 + (-8)= -21 -8 = -29
2.-21 -(-8) = -21 + 8 = -13
There are three consecutive integers such that twice the sum of the smallest and the largest is eight more than twice the largest. Find the smallest integer in the sequence.
Answer: 4
Step-by-step explanation:
Let the consecutive integers be x, x+1 and x+2.
There are three consecutive integers such that twice the sum of the smallest and the largest is eight more than twice the largest. This means that:
2(x + x+2) = 2(x+2) + 8
2(2x + 2) = 2x + 4 + 8
4x + 4 = 2x + 12
Collect like terms
4x - 2x = 12 - 4
2x = 8
x = 8/2
x = 4
The smallest integer in the sequence is 4
What is the equation for m=-2/3, (6,-5)
Answer:
y = -2/3 x - 1
Step-by-step explanation:
y = mx + b
y = -2/3 x + b
-5 = -2/3 × 6 + b
-5 = -4 + b
b = -1
y = -2/3 x - 1
What is the product of 2.8 x 10^6 and 7.7 x 10^5 in scientific notation
Obtain an estimate for the following computation by rounding the numbers so that the resulting arithmetic can easily
be performed by hand or in your head. Then, use a calculator to perform the computation. How reasonable is your
estimate when compared to the actual answer?
348 +598
is O
Round the two numbers to the nearest ten. An estimate of the sum is
More
x 946 is not answer also I need help this homework math please
Answer: it should be 946, maybe you worded Wong
Step-by-step explanation:
o obtain an estimate for the computation 348 + 598, we can round the two numbers to the nearest ten.
348 rounded to the nearest ten is 350
598 rounded to the nearest ten is 600
So, our estimate for the sum of 348 + 598 is 350 + 600 = 950
Using a calculator, the actual computation is 348 + 598 = 946
Our estimate of 950 is 4 more than the actual answer of 946. This means that our estimate is slightly higher than the actual answer. This is not a big difference and it is reasonable as the numbers are rounded to nearest 10.
The arrow on each spinner will be spun one time. Which statement about the section each arrow will stop in is true?
A)It is impossible for the arrows on both spinner A and spinner B to stop in a section with the number 3 in it.
B)o The arrows on both spinner A and spinner B are certain to stop in a section with the number 3 in it.
C)o The arrow on spinner A is less likely to stop in a section with the number 3 in it than the arrow on spinner B.
D)o The arrow on spinner A is more likely to stop in a section with the number 3 in it than the arrow on spinner B
Answer:
The answer is D.
Step-by-step explanation:
Of the 16 children at the park, 10 are riding bicycles and 6 are riding skateboards. Select the
statements for which the ratio is correct.
a. The ratio of bicycles to skateboards is 10 to 6
b. The ratio of skateboards to children is 3.8
c. The ratio of bicycles to children 6 to 16
d. The ratio of skateboards to children is 6 10
The ratio of bicycles to children is 5,8
The ratio of bicycles to skateboards is 5.3
e
f.
f
Answer:
Step-by-step explanation:
its a or e
Answer:
A
Step-by-step explanation:
A is bicycles to skateboards which is 10:6
help please show work
4cm
2cm
6cm
Find the area please
Step-by-step explanation:
ummm where is the pic? like bruh
Answer:
48 cm
Step-by-step explanation:
Multiply 4x2x6 and get the answer of 48 cm.
Question 3(Multiple Choice Worth 2 points) (01.01 MC) What is seven hundred thousand one hundred eighty-two and nine thousandths written in expanded form 700,000+100 + 80 +2 +0.009 700,000+ 10,000+8,000 + 200 +0.9 7,000,000+ 100,000+ 9,000 + 80 +2 7,000,000+ 100,000+80,000 +2 +0.09
The number in an expanded form is 700,000 + 182 + 0.009
How to write the number in an expanded form?The number is given as:
seven hundred thousand one hundred eighty-two and nine thousandths
Next, we split the numbers:
seven hundred thousand = 700,000
one hundred eighty-two = 182
and nine thousandths = 0.009
Next, we add the numbers
700,000 + 182 + 0.009
Hence, the number in an expanded form is 700,000 + 182 + 0.009
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Use the graph of g to find g(x) = 3.
pls help solve quick!
By using the graph of g, the solution to g(3) is equal to 8.
What is a function?In Mathematics and Geometry, a function can be defined as a mathematical expression which is typically used for defining and representing the relationship that exists between two or more variables such as an ordered pair in tables or relations.
What is a domain?In Mathematics and Geometry, a domain is sometimes referred to as input value and it can be defined as the set of all real numbers for which a particular function is defined.
When the domain (input value) of the given function g(x) shown in the graph is 3, the output value (range) is given by;
g(3) = 8.
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Missing information:
The question is incomplete and the complete question is shown in the attached picture.
What is the constant in 12r + r/2-19
Answer:
constant is - 19
Step-by-step explanation:
the constant is the term in an expression with no variable attached to it.
12r + \(\frac{r}{2}\) - 19
the only term without the variable r attached to it is - 19
then the constant term is - 19
will mark brainliest
Answer:
equation 1or 2 divide
3x+y=7
2x+5y=22
or, equation 1 multiple 5
15x+5y=35
2x+5y=22
or,13x=13
therefore x=1 again
value of x put the y in equation 2
2.1 + 5y=22
5y=11
therefore y=11/5
Find the equation of a line that passes through the point (2,-5) and is perpendicular to the y-axis. Do not put any spaces in your answer.
Answer:
y=-5
Step-by-step explanation:
Equation of the line
Lines can be expressed in several forms. The slope-intercept form of the line is:
y = mx + b
Where m is the slope of the line and m is the y-intercept.
If the line is perpendicular to the y-axis, then it's a horizontal line. Horizontal lines have slope m=0, thus, the equation is:
y = b
To find the value of b, just substitute the given point:
-5=b
The equation of the line is:
y=-5
What is the solution to the compound inequality: 10<2x-4<20
Answer:
7 < x < 12
Step-by-step explanation:
To solve this inequality, solve it the same way you do a normal function. Perform the same actions on both sides of the inequality.
\(10 < 2x-4 < 20\\14 < 2x < 24\\7 < x < 12\)
Escribe distintos repartos que se pondrían hacer de las cantidades siguientes asegúrate de hacer repartos equitativos y exactos es decir que a todos les toque la misma cantidad 18 24 36 40
Answer:
es 29.5?
Step-by-step explanation: