A triangle has three angles that measure 20 degrees. 60 degrees and (3x - 25). What is the value of x? Please help due in 10 minutes

SergkeiM asked Dec 11, 2022

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34 votes

A triangle has three angles that measure 20 degrees. 60 degrees and

(3x - 25). What is the value of x? Please help due in 10 minutes

SergkeiM asked Dec 11, 2022

2.7k points

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29 votes

all triangles have 180 total degrees, we know this

80 degrees are accounted for, so there's 100 left

3x - 25 = 100

3x = 125

x = 41.67

Varvara answered Dec 18, 2022

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