40,570 views
20 votes
20 votes
The two interior opposite Angel's of a triangle are 60° and 80°. Find the measure of the exterior angle. ​

User Howard Dierking
by
2.9k points

1 Answer

21 votes
21 votes

let the exterior angle be x

x=60°+80°(being one exterior angle is equal to two interior angle)

x°=140°

User Bobbi
by
2.6k points
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