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The exterior angle at the vertex formed by the equal sides of an isoceles triangle is 140 degrees. Which are the measures of the exterior angles at the other verticies

A ) 140 degrees and 80 degrees
B ) 110 degrees and 110 degrees
C ) 40 degrees and 40 degrees
D ) 40 Degrees and 90 degrees
7 years ago

Answers

Damon
interior = 180 - 140 = 40

40 + 2 x = 180
2x = 140
x = 70
180 - x = 110
7 years ago
Silva
Which one is it?
7 years ago
Silva
Is it B?
7 years ago
Anonymous
110
4 years ago

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