Question

There are TWO questions!! Please help me!! Thank you loves!! <3

An angle has a size of 52°. It has been rotated d degrees around a center O. What is the size of the rotated angle?

A. 104 degrees

B. 52 degrees

C. 26 degrees

D. 0 degrees

A segment has a length of 18 in. It has been rotated d degrees around a center O. What is the length of the rotated segment?

A. 36 in.

B. 18 in.

C. 9 in.

D. 0 in.

Answer 1

Rotation is a rigid transformation. It changes neither lengths nor angle measures.

1. B. 52 degrees

2. B. 18 in.