Math, asked by harshalipawar765, 1 month ago

Question:-✌️
AOB is a straight line. if a- b=40°.find a &b.

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Answered by Allan3318

6

AOB is a straight line

Therefore =>a+b = 180°.... (i)

=> a-b=40°.... (II)

By adding I and II we get

2a = 220°

a=220/2

a=110°

110°+b=180°

b=180° 110°

b=70°

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