Which Theorem do you use to solve for D?

asked Jan 21, 2021 64.2k views

3 votes

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2 votes

Angle sum property
d + d +50 + d - 20 = 180
3d = 180 - 50 +20
3d = 150
d = 150/3
d = 50

Siwymilek answered Jan 22, 2021

6.2k points

4 votes

Answer:

D + 50 - 20 = 70

D = 70

Explanation:

Ankit Giri answered Jan 24, 2021

5.6k points

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