Q5: In the adjoining diagram, line AB and CD intersect at 0.
If 21+ 23= 78, find the measure of /_2
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Answer:
Answer :141 degree
Step-by-step explanation:
because, angle 1 and 3=78 degrees
so, both angles 1 and 3 r equal
so divide it 78/2=39 degrees
then angle 1and 2 r linear pair
so, 180-39=141
Answered by
1
Answer:
angle 1 + angle 3 =78. angl 2 = 180-39=141
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