Question

Please look at all three pictures to answer this!

Given: m∠ELG = 124°
Prove: x = 28

Complete the steps in the two-column proof.
♣: ___
♦: ___

Answer 1

angle addition postulate. 2x = 56.

Explanation:

Answer 2

4. ELD and ELG are supplementary angles and equal 180 because of the angle addition postulate.

6. You would subtract 124 from both sides of the equation shown in 5 to get 2x = 56