math

the measures of the interior angles of a triangle are x,y and 2x respectively. if the triangle is isosceles, what is one possible measure of an angle of this triangle, in degrees?

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1. if x and y are the equal angles,
then
x+y+2x = 180
x+x+2x=180
x = 45

angles: 45, 45, 90

if the x and 2x are the equal angles
then
x + y + 2x = 180
x+2x+2x=180
x = 36

angles:
36, 72, 72

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posted by Reiny

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