in the adjoining figure ABCD is a parallelogram and <A=120. if the bisector of <A and <B meet at point p . shows that <APB is A right angle
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Measure of angle B = 180-120=60
A bisector divides the angle into 2 equal parts
So in triangle APB
A = 60
B = 30
P = 180-(60+30)
= 90
A bisector divides the angle into 2 equal parts
So in triangle APB
A = 60
B = 30
P = 180-(60+30)
= 90
Answered by
60
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