How many

How many different rectangles with integer side lengths have an area S = 60 cm²?

Correct answer:

n =  6

Step-by-step explanation:

S = ab=60 a>b 60 = 2 × 2 × 3 × 5 = 22 × 3 × 5  a1=10, b1=6 a2=12, b2=5 a3=15, b3=4 a4=20, b4=3 a5=30, b5=2 a6=60, b6=1  n=6

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