Answer :

Answer:

im pretty sure 8.2cm

Step-by-step explanation:

136937isaiah

Answer:

The answer is 8.2!

Step-by-step explanation:

A = length * width

length = A / width

length = 20.5 / 2.5

length = 8.2 cm

Check:

A = length*width

A = 8.2 * 2.5

A = 20.5 cm^2

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