Answer:
angle M and angle N are both 160°
angle M = angle N
2x - 40 = x + 60
2x - x = 60 + 40
x = 100
thus,
2(100) - 40 = 100 + 60
160°
4. 51° and 39°
90 - 12 = 78
78 ÷ 2 = 39
39 + 12 = 51
Therefore the measures of the two angles are 51° and 39°.
5. I dont really get it
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Answers & Comments
Answer:
angle M and angle N are both 160°
angle M = angle N
2x - 40 = x + 60
2x - x = 60 + 40
x = 100
thus,
angle M = angle N
2(100) - 40 = 100 + 60
160°
4. 51° and 39°
90 - 12 = 78
78 ÷ 2 = 39
39 + 12 = 51
Therefore the measures of the two angles are 51° and 39°.
5. I dont really get it