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How can pi be used?
Pi (3.141...) is used for circles, and circles only. You use it to find the area and circumfrence.
What is the area between two circles with the same centre and of radii 5cm and 9cm respectively?
To find the area between two circles with the same center, you need to subtract the smaller circle's area from the larger circle's area. The formula for the area of a circle is A = πr^2, where r is the radius. So, the area between the two circles is calculated as A = π(9^2) - π(5^2) = 81π - 25π = 56π square cm.
What is the title of this picture circumference and area of circles page D-60?
The title of the picture is "Circumference and Area of Circles" on page D-60. It's not rocket science, darling. Just turn to page D-60 and feast your eyes on the wonders of circles. You're welcome.
What is the area formula for a square?
The formula for the area of a square is s2 (sides squared)
What is the formula for finding the area of an ellipse?
the formula for finding the area of an ellipse is add it then multiply and subtract that is the final
