Question

a force of 400N exert pressure of 20N/cm².
what is the area on which the force acts?

Answer 1

here is u r answer

p = f/a so

a = 400/20 = 20cm^2
hope u understand, plz. mark as brain list.

Answer 2

$hey \: dear \: here \: is \: your \: answer$

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Force=400N
Pressure=20N/cm²

•°•Area =$\frac{force}{pressure}$=$\frac{400}{20}$=20cm².

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$hope \: this \: helps \: u \: dear$
✌✌✌.