Question

find x in the following​

Answer 1

Answer:

2x+40° = x+90°

2x-x = 90°-40°

x = 50°

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Answer 2

Given-

AB || CD

2x+40=x+90(Alternate angles)

To Find-

The Value of x

Solution-

$2x + 4 = x + 90 \\ = > 2x - x = 90 - 40 \\ \\ = > x = 50$