Answer:
Step-by-step explanation:
sin ∠R = SQ/SR
<u>This is same as:</u>
Correct option is b)
it is 140° Bc angle S and Z should add up to 180
12. A full turn is 360 degrees. 360 divided by 30 is 12.
Answer: look at the picture
Step-by-step explanation: Hope this help :D