Question

(1 point)

3. Brayden stated that a flying disc had a circumference of 43.96 in. Eliza wanted to find the area of the

same flying disc. What is the area of the flying disc rounded to the nearest whole number? Both Brayden

and Eliza used 3.14 for I.

108 inches?

O 395 inches?

615 inches

154 inches?

4. A pizza has a circumference of 12 inches. Find the exact area of the pizza. Use 3.14 for T. (1 point)

452.16 in?

226.08 in2

113.04 in?

37.68 in2

Finish

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Answer 1

154

113.04 in

Explanation:

Area of a circle = Tr²

Circumference of a circle = 2Tr

T = 3.14

r = radius

The radius has to be determined to calculate the area of the circle

43.96 in = 2 x r x 3.14

r = 43.96 in / 2 x 3.14

= 7 in

Area = 3.14 x 7² = 153.86 in = 154 in²