Two co interior angles are (a+30)° and (a+70)°. If two parallel lines are interested by a transversal then value of a is
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Answer:
heyy...
a+30+a+70=180
2a+100=180
=2a=180-100
2a=80
a=80/2
a=40
a+30=40+30=70
a+70=40+70=110
Answered by
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Step-by-step explanation:
hi all ...
sum of two co interior angles are 180 degrees
a+30+a+70 = 180
2a+100 = 180
2a = 180-100
2a = 80
a. =80/2
a =40
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