Olivia092703 Olivia092703

25-10-2018
Mathematics

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Given measure of ABC, find the value of x. Please help and show step by step so I have a better understanding. thank youuu :)

Given measure of ABC find the value of x Please help and show step by step so I have a better understanding thank youuu class=

Respuesta :

25-10-2018

In triangle ABC,
we know that,
exterior angle C = angle B + angle A
=> 3x - 2 = x + 4 + 82
=> 3x-x = 82 + 4 + 2
=> 2x = 88
=> x = 88/2
=> x = 44

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