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Find the angle measure indicated. Assume that lines which appear to be tangent are tangent.

Find the angle measure indicated. Assume that lines which appear to be tangent are-example-1
User Tralston
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1 Answer

2 votes

Answer:

60°

Explanation:

I added a photo of my notes

Draw a bisector from the center of the circle and then two right triangles will be formed

Now you can find the measure of x (the sum of triangle's angles is equal to 180°):


(0.5x)° + 90° + 60° = 180°


(0.5x)° = 180° - 90° - 60°


x = 60°

Find the angle measure indicated. Assume that lines which appear to be tangent are-example-1
User Eric Tjossem
by
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