Math
posted by Kevin .
Is there any way that you can find the area of a circle without using pi?
Well, since you can also use the formula pi r^2, any such method would be equivalent to calculating pi in some way.
Respond to this Question
Similar Questions

CALC
I am sorry i still don't know how to start. and i am sorry for the problem earlier..it wasn't my fault :( Note that the way students like you are asked to solve this and similar problems is usually not the way people like me solve … 
Math
How do you: Find the shortest distance, to two decimal places from the origin to the line x  2y =  8 without using the formula. Finding the shortest distance, to two decimal places, from the point P ( 7,5) to the line 2x+3y = 18? 
Algebra reposting
I already typed this in 2 days ago, but i did not get to see if I had an answer back, can somebody help me to the link, or can help me do the work, I found the answer using the trial and error method, but is there another way to find … 
Chemistry
I did an experiment to determine the freezing point depression and then find the molecular weight of the unknown solute added to the solvent, what would be the effect on calculating the molecular weight if some cyclohexane(my solvent) … 
Math
So, there's a quadrilateral ABCD How would I find how long AD are? 
math
i am taking a job related test with many math sections. I am long out of school and need some tutorials as well as practice questions and answers. The topics are as follows: multiplication and division of fractions and mixed numbers … 
math 5th
Estimate the area of the circle and use 22/7 for pie. Teh circle shows line all the way accross measruing 28cm. Find area. Can some one explain how 
maths
i just want to know the correct method to find out the volume and surface area of prism and cylinder. also the formula of perimeter of semi circle and complete circle also its area and how to find out the shaded part of area. with … 
6th Grade Geometry Help and A.S.A.P!!
I forgot so, when calculating a circle's circumference, and area do you measure the circle in inches or centimeters? 
math
You can use the formula A = C^2 / 4pi to find the area of a circle given the circumference. Describe another way to find the area of a circle when given the circumference. THX!