Wednesday

October 22, 2014

October 22, 2014

Posted by **deb** on Thursday, January 24, 2013 at 12:36am.

determine the area of the circle with diameter is 8mm.

- math - grade 7 -
**Bosnian**, Thursday, January 24, 2013 at 1:10amd = 2 r

d = 2 * 4.26 = 8.52 m

A = d ^ 2 pi / 4

A = 8 ^ 2 pi / 4

A = 64 pi / 4

A = 16 pi mm ^ 2

A = 16 * 3.14 = 50.24 mm ^ 2

**Answer this Question**

**Related Questions**

summer math hw - one circle has a diameter of 10 inches. a second circle has a ...

math - A circle has an area of 25 pi cm^2.If a circle is drawn within that ...

math - the number of noncollinear points needed to determine a circle Two. The ...

Physics - you measure the diameter of a circle then you calculate the radius of ...

MATH HELP PLEASE - You are given two different circles. The diameter of the ...

8th grade math - circle A has a raduis that is twice the length og the raduis of...

area of circle - My circle has a radius of 8ft. What is the distance of the ...

math - The number of square units in the area of circle P is equal to the number...

Physics - Piston Circle 1 in the figure below has a diameter of 0.29 in.; Piston...

math - suppose you copy the circle using a size factor of 150%.what will bet he ...