Q. 22 A

# DE is perpendicul

Area of parallelogram ABCD = Base × Height

= DE × AB

= 6 cm × 10 cm = 60 cm2

Also area of parallelogram ABCD = Base × Height

= BF × DC

DC = AB opposite sides of parallelogram

= BF × 10 cm

= 60 cm2

BF = = 6 cm

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