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In triangle PQR shown below, what is the measure of angle R in degrees
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In triangle PQR shown below, what is the measure of angle R in degrees

In triangle PQR shown below, what is the measure of angle R in degrees-example-1
User Joeldow
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1 Answer

7 votes

Answer:

angle R = 23.5°

Explanation:

we should know the total interior angle of a triangle is 180°

angle R + 47.5° + 109° = 180°

angle R = 180° - 47.5° - 109°

angle R = 23.5°

User James Render
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