kaitlyncha kaitlyncha

07-01-2019
Mathematics

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30 points!!! will give Brainliest!! Help pleaseee!!!!........

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12AbhishekVerma13 12AbhishekVerma13

07-01-2019

If AB||CD and AD||BC,

then,
two adjacent pair of angles forms a linear pair.

which means,
Angle B+Angle C = 180°
3x-9 + 39 = 180°
3x+30 = 180
3x = 150
x = 50°

Value of x is 50°.

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