aspotwood8275
aspotwood8275
26-01-2022
Mathematics
contestada
find the value of x on this triangle
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harpsickle213
harpsickle213
26-01-2022
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
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