Rajesh is working out the area of a circle with radius 10. he writes:

area = 3.142 x 20

explain why Rajesh's workings are wrong?

Rajesh applied the wrong formula

Step-by-step explanation:

Rajesh applied the wrong formula for the calculation of the area of a circle

he used

Rajesh is expected to solve for the area of a circle using the right formula, which is

substituting our data we have

b is the final answer! : )

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