Question

Find the value of x in the given fig. if i ll m.
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Answer 1

In Lower Traingle left angle is equal to upper traingle of right triangle because of Alternative Interior Angle that is 30°.

In lower traingle,

Now, Exterior angle that is 'x' is equal to Sum of opposite interior angles that is 30° and 45°.

x = 30 + 45

x = 75°