Question

Find the value of x and the measure of the angle labeled 3x°.

A. X= 14; angle measure is 30°.
B. X = 10; angle measure is 42°.
C. X= 14; angle measure is 42°.
D. x = 10; angle measure is 30°.​

Answer 1

answer is B............

Explanation:

72-42...30

angle is 3x so divide it by 3

30 divided by 3 gives you 10

Answer 2

D. x = 10; angle measure is 30°.​

Explanation:

I did this exact question on A P E X and it correct. I hope this helped. Have a good day!

Proof: