find the adjacent angle of angle A of a parallelogram whose measure is 165 degree?
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The sum of two adjacent angle of a parallelogram is 180'
so, the required angle is 180'-165' =15'
so, the required angle is 180'-165' =15'
veronica11:
Nic
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A + B=180(cointerior anles)
⇒165+B=180
⇒b=15°
⇒165+B=180
⇒b=15°
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