Answer:
w = 9
m 4 = 157
m<2 = 23
Explanation:
3*9 - 4 = 23
23 + 157 = 180 so it is correct.
180 - 23 = 157
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m <4 = 157
The measure of the arc of a straight line is 180⁰.
so angle 1 + angle 3 = 180⁰.
(3w - 4) + 157 = 180
3w = 27
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