2/3rd of a parallelogram

Asked by patshubhangi | 29th Oct, 2009, 10:22: PM

Expert Answer:

Let the angle be x.

The adjacent angle is 2/3 x.

We know that the cointerior angles are supplementary.

⇒ x + (2/3)x = 1800

⇒ 5/3 x = 1800

So, x = 1080

So, the adjacent angle is 720

 

Answered by  | 5th Nov, 2009, 12:15: PM

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