Angle sum theorem ?? do i add the numbers, and equal it to 180?

asked May 25, 2023 44.6k views

11 votes

Angle sum theorem ??
do i add the numbers, and equal it to 180?

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8 votes

Answer:

Explanation:

Let use Exterior Angle Sum Theorem:

2x + 70° = 110°

2x = 110° - 70°

2x = 40°

x = 20 °

Neil Smith answered May 26, 2023

5.4k points

4 votes

Yes add all the angles together to equal 180

Hinna answered May 31, 2023

by Hinna

4.8k points

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