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5 votes
2
3
us
DO
ON
7
45
US
S

2 3 us DO ON 7 45 US S-example-1

1 Answer

2 votes

Answer:

9.8 sq. in.

Explanation:

A = πr²

Diameter: 10 inches

Radius: 5 inches

A = π · 5²

A = π · 25

A = 78.54

Section 4 is about one eighth of the circle.

78.54 ÷ 8

9.8175

9.8175 ≈ 9.8

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