Rectangles 70304

How many rectangles whose side lengths are expressed in natural numbers have an area of 96 cm2?

Correct answer:

n =  6

Step-by-step explanation:

S=96 cm2=2×2×2×2×2×3=25×3 a1=12,b1=8 a2=16,b2=6 a3=24,b3=4 a4=32,b4=3 a5=48,b5=2 a6=96,b6=1  n=6

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