Question

On a time limit answer asap pls

Answer 1

Answer:

Option A

Step-by-step explanation:

It is proven by mathematics

Answer 2

Answer:

160°

Step-by-step explanation:

Take notice that m∠1 and m∠2 are supplementary angles, meaning their angle measures will add up to 180°.

Since we know m∠2, we can find m∠1 easily.

180-20=160°

Hope this helped!