A triangle has one 90-degree angle and one 38.7 - degree angle. What is the measure of the third angle?

Question

Mathematics

Thaddeus Gibson

19 March, 16:07

A triangle has one 90-degree angle and one 38.7 - degree angle. What is the measure of the third angle?

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Answers (1)

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Geovanni · Answer 1

The answer is 51.3 degrees because you add 90+38.7=128.7

then you do 180-128.7 because this is a linear / supplementary triangle which adds up to 180

and you get 51.3 degrees