Find the value of x on this triangle

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asked Jul 12, 2023 175k views

5 votes

Find the value of x on this triangle

Mathematics
college

Fartem asked

by Fartem

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1 Answer

7 votes

if you split the equilateral triangle into two right angle triangles, each one has the angles

2x + 40 (it’s 40 because 80/2) + 90 = 180

2x + 40 + 90 = 180
2x + 130 = 180
2x = 50
x = 25

Ian P answered Jul 18, 2023

by Ian P

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