Question

What rotation was applied to triangle DEF to create triangle D’E’F’

A. 90° clockwise
B. 180°
C. None of the above
D. 90° counterclockwise

Answer 1

B. 180°

Explanation:

To create triangle D'E'F', you need to rotate triangle DEF 180°, which results a figure with an opposite position, like a mirror. A 180° rotation always gives an opposite position, a mirror effect.

Answer 2

The answer to the rotation of triangle def is B)