Question

A triangle has angles that measure 106° and 59°.

What is the measure of the third angle?


74º


121°


15°


47°

Answer 1

Answer: 15°

Steps:
106 + 59 + x = 180
165 + x = 180
x = 180 - 165
x = 15

Check:
106 + 59 + 15 = 180
106 + 59 + 15 = 180
180 = 180 ✅

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