Geometry8th gr
posted by Mona
The Circumference of a circle is equal to the area of the circle. Find the radius.
Thanks.
Respond to this Question
Similar Questions

math
the radius of a circle when the numeric values of the circumference and the area are equal Start with what you know. If you know the formula the area of a circle, and the formula for the circumference of a circle, then you can set … 
Algebra
The Circumference and area of a circle of radius r are givin by 2 [pie] r and [pie] r[2], respectively use 3.14 for the constant [pie] A. What is the circumference of a circle with a radius of 2 m? 
8th grade math
The radius of circle M is 3 times the radius of circle P. If the area of circle P is abotu 27 sq. cm. the area of circle M is about what? 
math
I'm asked to find the circumference of a circle to the nearest tenth and the area of the same circle to the nearest hundredth. The circle has a diameter of 30 and a radius of 15. I got a circumference of 94.2 and an area of 188.48cm2 … 
8th grade math
circle A has a raduis that is twice the length og the raduis of circle B. Which is an accurate statement about the relationship of these areas of circle A and B and y? 
Geometry
Assuming that the circumference of each circle passes through the centers of the other two, and that the radius of each circle is 1, what is the total combined area? 
math
The number of square units in the area of circle P is equal to the number of units in the circumference of circle P. Assuming that the diameter of the circle must be greater than P, what is the radius of circle P ? 
math
A circle has an area of 25 pi cm^2.If a circle is drawn within that circle with a diameter equal to the radius of the first circle, what is the area of the second circle? 
Math
Find the perimeter of a regular 360sided polygon that is inscribed in a circle of radius 5 inches. If someone did not remember the formula for the circumference of a circle, how could that person use a calculatorâ€™s trigonometric … 
Algebra/ Geometry
We start with a circle x. If we increase the radius by 50% then the area will increase by 100 in.Â². Find the original circumference of circle x. ( hint let r = oringinal radius)