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Earn +20 ptsQ: How many sq inches in a 12 circle?
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How many square millimeters are in a 12 inch round circle?
Assuming that 12" round means a circle with a circumference of 12", its radius would be 12/(2*pi) = 6/pi inches. Its area would, therefore, be pi*(6/pi)2 = 36/pi sq inches. In terms of sq mm, that is 7393 sq mm (to 4 sig figs).
How many 2x6 inches equal 1 square foot?
1 sq foot = 12in * 12 in = 144 sq in. 144 sq in / 12 sq inches = 12 pieces.
How many square inches are in 12 square fee t?
1 sq ft is 144 sq inches 12 sq ft is 12 times that or 1,728
How many square inches are there in 12 square feet?
1728 sq. in. 1 foot = 12 inches 1 sq. ft. = 12 in. x 12 in = 144 sq. in. 144 sq. in./ sq. ft. x 12 sq. ft. = 1728 sq.in.
How many sq in in a 2.5 inch circle?
Area of the circle in square inches = pi*radius squared
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