Friday, February 23, 2018

A circle with a radius of 1/2...........would have an area of 1/4th of pi................1/4th of pi......like 14i??


Circle
Solve for 
area
A
=
?
A
=
π
r
2


r
Radius
d r
Unit Conversion:
Solution
A
=
π
r
2
=
π
·
?
2
=
?

Area of a circle (video) | Khan Academy

https://www.khanacademy.org/...area.../area...circle/.../area-of-a-cir...
Area of a circle. The area of a circle is pi times the radius squared (A = π r²). Learn how to use this formula to ...

Area of a circle (practice) | Khan Academy

https://www.khanacademy.org/math/basic-geo/...area.../area...circle/e/area_of_a_circle
Find the area of a circle given its radius, diameter, or circumference.

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