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CHEN81IN
Answered

In ∆ABC, the measurement <A is 58°, m<B is (2x-1)° and m<C=(4x-3)°. what is the largest angles?​

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TTJMR34563421IN

Triangle Equation

58 + 2x - 1 + 4x - 3 = 180

54 + 6x = 180

6x = 126

x = 21

Substitute value in each angle

2x - 1

2(21) - 1

42 - 1

41

4x - 3

4(21) - 3

84 - 3

81

The largest angle is 81°

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