Question

Given the following diagram, find the missing measure.



m∠1 = 3x°, m∠2 = 4x°, m∠3 = 2x°, find x.

A. 10
B. 20
C. 30
D. 40

Answer 1

You know that the angle measurements in a triangle add up to 180 degrees.
using the equation 3x+4x+2x= 180, you can find x
Simplify:
9x=180
x=20
Your answer is B) x = 20
Hope this helps!

Answer 2

Bi hope this helps you