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Because the area of a circle is pi*radius2 but the exact value of pi has never been determined because it is an irrational number.
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∙ 10y ago
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What part of circle do you have to square to get the area of a circle?
Radius. the formula is Pi-r-squared i cant find the symbols on my comp
How do you figure out diameter with knowing the width?
you have to double the radius which is the distance from the center of the circle to any other point on the edge of the circle. If you mean the width is the radius then you cant figure it out. you see, the formula is 2(pi)r........r is the radius. you need to know the radius to find the diameter.
If the area is 9 sq cm what is the perimeter?
It's undefined, because we dont know the shape of the figure. If it's a square, the perimeter is 12.. if its a rectangle the perimeter MIGHT be 20... We cant determine if we dont know the figure.
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What part of circle do you have to square to get the area of a circle?
Radius. the formula is Pi-r-squared i cant find the symbols on my comp
How do you figure out diameter with knowing the width?
you have to double the radius which is the distance from the center of the circle to any other point on the edge of the circle. If you mean the width is the radius then you cant figure it out. you see, the formula is 2(pi)r........r is the radius. you need to know the radius to find the diameter.
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you need to fold the circle in half first, then cut it into 6, then unfold and draw a line down the folded area
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It's undefined, because we dont know the shape of the figure. If it's a square, the perimeter is 12.. if its a rectangle the perimeter MIGHT be 20... We cant determine if we dont know the figure.
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