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How do you find the area of an octagon when you only know the apothegm?

In: Math and Arithmetic, Algebra, Geometry [Edit categories]

Answer:

ask. mrs.cwiklinski

First answer by ID1282973705. Last edit by ID1282973705. Question popularity: 6 [recommend question].

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How do you find the area when you only know the perimeter?
It depends on the figure you talk about; for example: If circle: the Diameter D = perimeter/(Pai) Then the area = Pai x D2 / 4 If square: the side length L = perimeter/4 Then the area = L2 If...
How do you find the total area if you only know the height and radius?
It depends on the shape for which you want the area. The area of both cones and cylinders are completely defined by height and radius.
How do you find the area of a triangle when you only know the height?
if you know the two legs of the triangle, you can use the Pythagorean theorem to find the hypotenuse as the base. Then you use the formula to find the area of the triangle: 1/2 (pi) bh.
How do you find the circumfrence of a circle if you only know the area?
Since the formula for the area of a circle is pi times the radius squared and the formula for the circumference is two times pi times the radius, you would find the circumference by first dividing by...
If you know the perimeter how do you find the area?
Perimeter equals to 2 times the length plus 2 times the breadth.Area equals to length multiply by breadth