Question

Sam rotated parallelogram ABCD 90° clockwise around the origin. If angle A is 130° and angle B is 50°, what is the degree measurement of angle A'?

80°
130°
50°
180°

Answer 1

What do u think?

Answer 2

D but not sure :/

Answer 3

I got my answer as 50 degrees!!!

Answer 4

how?

Answer 5

Angles have to add to 360 for quadrilateral,
so we have A and A' each at 130 and B and B' each at 50.

Answer 6

oh okay thanks! HVD :)

Answer 7

Anytime!!!

Answer 8

:D

Answer 9

it's not 50 degrees :( i texted my teacher and it's wrong but it's fine :)