Middle School

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How many square inches of tin are needed to make the top of a can that is 10 inches in diameter?

A) 62.8 in²
B) 78.5 in²
C) 227 in²
D) 314 in²

Answer :

Area of a circle = PI*radius^2
10 inch diameter = 5 inch radius
Area = PI* 5^2
Area =




78.5398163397




Answer is B)


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Rewritten by : Jeany

Answer:

The correct answer is B) 78.5

Step-by-step explanation:

As we know that

Area of a circle = π (r) ²

Radius will be 1/2d

Radius is 5 inches

So putting the values

Area = 3.14* 25

Area = 78.5398163397