Cumulative Exam — Cumulative exam Answers

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23

Which statements are true regarding the two figures? Select three options.

A
The order of rotational symmetry for the seven-pointed star is 7.
B
The order of rotational symmetry for the five-pointed star is 3.
C
The smallest angle of rotational symmetry for the seven-pointed star rounded to the nearest tenth is 51.4°.
D
The smallest angle of rotational symmetry for the five-pointed star is 72°.
E
The five-pointed star has a smaller angle of rotational symmetry than the seven-pointed star.
25

A transformation was applied to XYZ to create X'Y'Z'.

Question illustration
A
It is isometric because both figures have equal corresponding side lengths and angles.
B
It is isometric because both figures are right triangles.
C
It is not isometric because corresponding angle measures are the same but corresponding side lengths are different.
D
It is not isometric because there was no change in shape.
33

The rectangular prisms shown are similar.

Question illustration
A
1.26 cm2
B
1.26 cm3
C
3.78 cm2
D
3.78 cm3

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