Question

In a parallelogram ABCD,AB=8cm.The altitudes corresponding to sides AB and AD are respectively 4cm and 5cm .Find AD

Answer 1

Construct sides measure by 4 and 5 cm

Answer 2

Answer:

AD=-6.4cm

Step-by-step explanation:

Area of a Parallelogram=1/2×b×h

b=8cm,h=4

⇒1\2×8×4=16

Area=1/2×AD×BD

16=1/2×AD×5

16×2\5=AD

6.4=AD