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Find m< ABC (4x+2) (7x-19)

Find m< ABC (4x+2) (7x-19)-example-1
User Jyomin
by
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1 Answer

1 vote

Answer:

<ABC = 30°

Explanation:

Vertical angles are equal

So

4x+2 = 7x - 19

-7x + 4x = -19 - 2

-3x = -21

x = 7

<ABC = 4(7) + 2 = 28 + 2 = 30

<ABC = 30°