Math, asked by clashinggamers2020, 6 months ago

Calculate the magnitude of the angles as required.

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Answered by PratapSingh100

2

Here angle ACB + ACD = 180⁰(Linear pair)

ACB+140⁰=180⁰

ACB=180⁰-140⁰

ACB=40⁰

Now angle A+B+C = 180⁰(Angle sum property of a triangle)

70⁰+B+40⁰=180⁰

110⁰+B=180⁰

B=180⁰-110⁰

B=70⁰

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