AnswersMath 7 B M12 2526 S2Volume of Composite Figures

Volume of Composite Figures — Unit test Answers

15 verified answers2 views
1
Free Preview

Which statement is true about the square pyramid below?

Question illustration
A
The base has an area of 464 square inches.
B
The base has an area of 928 square inches.
C
Each of the lateral faces has an area of 464 square inches.
D
Each of the lateral faces has an area of 928 square inches.
2
Free Preview

Which could be the area of one face of the rectangular prism? Select three options. [Not drawn to scale]

Question illustration
A
24 square inches
B
28 square inches
C
36 square inches
D
54 square inches
E
63 square inches
3

Which could be the area of one face of the triangular prism? Select three options. [Not drawn to scale]

Question illustration
A
24 square units
B
48 square units
C
72 square units
D
96 square units
E
144 square units
5

How is the volume of a prism calculated?

A
add the area of the base to the height
B
subtract the area of the base from the height
C
multiply the area of the base by the height
D
divide the area of the base by the height
6

Nikolas calculated the volume of the prism. His work is shown below.Nikolas’s Work:Where, if any, did Nikolas first make a mistake in his work?

Question illustration
A
Nikolas used the wrong measurements when finding the area of the base.
B
Nikolas used the wrong formula for the volume of the prism.
C
Nikolas made a computational error.
D
Nikolas did not make a mistake.
7

Regina’s work to find the surface area of a square pyramid from its net is shown below. Surface area of the pyramid = square inchesWhat error did Regina make?

Question illustration
A
She should have used to represent the area of a single triangle.
Option A
B
She should have multiplied all the terms inside the parentheses by 4 when she simplified.
C
She should have used to represent the area of a single triangle.
Option C
D
She should have used a different collection of shapes as the net of the pyramid.
10

Alexia set up the tent below in case it rained during the barbecue. Which equation shows how to determine the volume of the tent?

Question illustration
A
V = 7 (8) (12) + one-third (2) (8) (12)
Option A
B
V = 7 (8) (12) + one-half (2) (8) (12)
Option B
C
V = 7 (8) (12) + one-third (2) (7) (12)
Option C
D
V = 7 (8) (12) + one-half (2) (7) (12)
Option D
13

What steps should be taken to calculate the volume of the prism? Select three options.

Question illustration
A
Use the formula to find the area of the base.
Option A
B
Use the formula to find the area of the base.
Option B
C
Use the formula to find the volume of the prism.
Option C
D
The volume of the prism, is .
Option D
E
The volume of the prism, is .
Option E
15

Which could be the area of one face of the rectangular prism? Select three options.

Question illustration
A
20 centimeters squared
Option A
B
24 centimeters squared
Option B
C
44 centimeters squared
Option C
D
48 centimeters squared
Option D
E
66 centimeters squared
Option E

Did you find these answers helpful?