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how to calculate area of circle formula. To countcalculate the circle do not forget to use the mathematical constant p phi. A p 3 2 9 p 283 ft 2.
Calculating Circumference And Area Of Circles Semicircles And Quarter Circles Calculate Area Graphic Organizers Circle from www.pinterest.com
Doing this will allow you to calculate the area of the whole circle. The POWER function will take any number and raise it to the power of any other number. Diagram 1 Area of Circle Concept The area of a circle is all the space inside a circles circumference.
Since the diameter of the circle is 6 feet the radius must be 3 feet the radius is always half of the diameter.
The POWER function will take any number and raise it to the power of any other number. Find the area of the full circle and divide it by two. For example if the radius is 5 cm you will square 5 to get 25 and then multiply 25 by 314 to get 785. Doing this will allow you to calculate the area of the whole circle.
