Math, asked by FaezMuhammed, 10 months ago

In the figure, if a = 40∘ then the value of b is
Pls Answer

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Answered by zelenazhaovaqueen

16

Answer:

given:

a=40°

b=?

ATQ:

2a=2(40°)

= 80°

then the second angle is:

180°-80°

= 100°

= 5(20°)

hence, the value of b is 20°

hope it helps :)

Answered by teachermaster213

9

the answer is 20 degree.

i hope it helps you

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