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If Zb= 85° and Ze = 115°, then Zc is
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If Zb= 85° and Ze = 115°, then Zc is

If Zb= 85° and Ze = 115°, then Zc is-example-1
User Kartik Chauhan
by
5.3k points

1 Answer

4 votes

Answer:

∠ c = 30°

Explanation:

the exterior angle of a triangle is equal to the sum of the 2 opposite interior angles.

∠ e is an exterior angle of the triangle , then

∠ b + ∠ c = ∠ e , that is

85° + ∠ c = 115° ( subtract 85° from both sides )

∠ c = 30°

User Davidnortes
by
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