AnswersMFISD GEOMETRY B 22-23 CRUnit Test

Unit Test — Unit test Answers

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A cone is stacked on top of a cylinder. They both share a circular base. The total height of the composite figure is 25. The height of the cylinder is 13 and the radius is 5.

Question illustration
A
(52)(13) – (52)(12)
Option A
B
(52)(13) – (52)(25)
Option B
C
(52)(13) + (52)(12)
Option C
D
(52)(13) + (52)(25)
Option D
22
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The volume of an object is equal to the ratio of its mass to density, V = . The mass of a spherical grape is 8.4 grams and its density is 2 grams per cubic centimeter.What is the radius of the grape? Round to the nearest tenth of a centimeter.

Question illustration
A
1.0 cm
B
1.5 cm
C
1.9 cm
D
2.1 cm
23

Two triangular prisms are similar. The perimeter of each face of one prism is double the perimeter of the corresponding face of the other prism. How are the surface areas of the figures related?

A
The surface areas are the same.
B
The surface area of the larger prism is 2 times the surface area of the smaller prism.
C
The surface area of the larger prism is 4 times the surface area of the smaller prism.
D
The surface area of the larger prism is 8 times the surface area of the smaller prism.
24

A solid right pyramid has a regular hexagonal base with an area of 7.4 units2. The pyramid has a height of 6 units.

Question illustration
A
11.1 units3
B
14.8 units3
C
22.2 units3
D
44.4 units3
25

The large sphere has a diameter of 12 feet.

Question illustration
A
252π ft3
B
261π ft3
C
288π ft3
D
324π ft3

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