find the find the diameter of the circle whose area 254. 34 CM square
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Answered by
12
Pi X r^2 = 254.34
R^2 = 254.34 /3.14
R^2= 81
R=9
Diameter =18 cm
Answered by
13
Area of circle = πr²
254.34 = πr²
254.34 = 22 / 7 r²
r² = 254.34 × 7 / 22
r² = 80.92
r = √ 80.92
r = 8.99
r ≈ 9
Diameter = 2r = 9 × 2 = 18 cm
254.34 = πr²
254.34 = 22 / 7 r²
r² = 254.34 × 7 / 22
r² = 80.92
r = √ 80.92
r = 8.99
r ≈ 9
Diameter = 2r = 9 × 2 = 18 cm
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