How do i find the measure of R or whatever big confushion help

Question

asked May 15, 2022 159k views

1 Answer

Akhil Penta · Answer 1 · 2022-05-22T12:05:40+0000

Answer:

m∠R= 87°

Explanation:

The angles in a polygon add up to (n-2)180

(5-2)180= 540°

You can set up an equation to add all the angles together equaling 540°.

Once you solve for x, plug that back into the formula for the angle of R(7x-11)