Question

Find m2ABC.
(2x)=(5x+5)

OPTIONS

25
60
50
130
​

Answer 1

130°

Explanation:

[2x] + [5x + 5] = 180

7x + 5 = 180

- 5 - 5

_____________

7x = 175

__ ____

7 7

x = 25

`5(25) + 5 = 125 + 5 = 130`

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