Question

Please help I’m really lost. This is my final hw.

Answer 1

Answer:

A).

${ \tt{first \: rotation = 360 \degree}} \\ { \tt{second \: rotation = 360 \degree}} \\ { \tt{third \: rotation = 90 \degree + (90 - 60) \degree}} \\ { \tt{third \: rotation = 120 \degree}} \\ \\ { \bf{angle}} = { \tt{ {1}^{st} \: rotation + {2}^{nd} \: rotation + {3}^{rd} \: rotation}} \\ = 360 \degree + 360\degree + 120\degree \\ = { \tt{840\degree}}$