Wednesday

August 20, 2014

August 20, 2014

Posted by **joshuah** on Sunday, May 23, 2010 at 10:52am.

a=pie 3.14 x r squared

3.14 x 3.9(15.21)

3.14 x15.21 =47.75

nearest tenth =47.8cm squared

is this the correct answer?

- math -
**PsyDAG**, Sunday, May 23, 2010 at 11:52amYes, you are right!

- math -
**Anonymous**, Monday, January 17, 2011 at 5:38pmneed help with math

**Related Questions**

algebra - Suppose you have a can of paint that will cover 400 ft squared. A. ...

math - . Find the volume of the sphere with a radius of 9. Use ð = 3.14 and ...

Algebra - the surface area of a sphere is a=4 pie r squared where r is the ...

Math-- Please check - A package of 16 tea bags costs $2.29. Find the unit price ...

math - How do i find the area of a triangle? For example: A squared + b squared...

math - a travel mug is shaped like a cylinder. it is 9cm wide and 15cm tall. ...

geometry - word problem You and 3 friends order a 24 in pizza (the diameter is ...

Math - how do you find the surface area of a sphere if the circonference ...

algebra!!! - The area of a rectangle is 40 ft. squared . what is the value of x ...

GEOMETRY - PLEASE HELP ME, I HAVE AN EXAM TOMORROW AND THIS THE ONLY QUESTION I ...