In parallelogram ABCD is a = 2.5 cm and height to side a is 7.2 cm and height to side b is 4 cm. Find the side length b.

Correct answer:

b =  4.5 cm

Step-by-step explanation:

a=2.5 cm va=7.2 cm vb=4 cm  S=a va=b vb  b=a vavb=2.5 7.24=92=92 cm=4.5 cm

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