Posted by **Anonymous** on Thursday, December 6, 2012 at 12:01am.

find circumference and area of circle use 3.14 for unknown round to nearest tenths. 2) r=11.5

3)d=3.5

show steps to solve

- math,algerbra -
**bobby**, Thursday, December 6, 2012 at 3:14am
area of circle is given by equation:

A = pi*r^2 ,

where A is area

pi is 3.14

r is radius

2) A = pi*(11.5^2) = 3.14*(11.5^2) = ?

3) radius is half the diameter d

so r = 3.5 /2 = 1.75

Then area is,

A = pi*(1.75^2) = 3.14*(1.75^2) = ?

## Answer This Question

## Related Questions

- Math "Need Help Asap"! - 19. WorkPad Note: In questions 19-21, remember to show ...
- Math - 19. WorkPad Note: In questions 19-21, remember to show all of the steps ...
- MATH PLS HELP - 19 WorkPad Note: In questions 19-21, remember to show all of the...
- Geometry - Find the area of the following circle. ( = 3.14; round answer to the ...
- ALGEBRA PLEASE HELP ASAP - 19 WorkPad Note: In questions 19-21, remember to show...
- Math - Find the area for the circle (use 3.14 for pi). Show your work. Round to ...
- math - Find the area for the circle (use 3.14 for pi). Show your work. Round to ...
- Math ~ Check Answers ~ - Find the circumference of the circle (use 3.14 for pi...
- math - I'm asked to find the circumference of a circle to the nearest tenth and ...
- math - find the area and circumference of the circle. Use 3.14 for pie and round...

More Related Questions