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

Angle sum theorem ?? do i add the numbers, and equal it to 180?-example-1
User Mluebke
by
8.2k points

2 Answers

8 votes

Answer:

Explanation:

Let use Exterior Angle Sum Theorem:

2x + 70° = 110°

2x = 110° - 70°

2x = 40°

x = 20 °

Angle sum theorem ?? do i add the numbers, and equal it to 180?-example-1
User Neil Smith
by
8.5k points
4 votes
Yes add all the angles together to equal 180
User Hinna
by
8.4k points

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