Question

What is the area of a circle with a radius of 4 meters? Use twenty-two sevenths for pi.

twelve and four-sevenths square meters

twenty-five and one-seventh square meters

fifty and two-sevenths square meters

seventy-five and three-sevenths square meters

Answer 1

The area of a circle is A=pi*(r)^2

Answer 2

Area=pir^2

Answer 3

If r=4, do you remember how to find 4^2? I showed you before

Answer 4

ya we sqaure it

Answer 5

so what is 4 squared?

Answer 6

16

Answer 7

16 time 22/7=?

Answer 8

Correct! so so far we have A=pi*(16)
but they said pi=22/7
so what is 22/7*16?

Answer 9

ail that should have given you enough. do you think u know what the final answer is?

Answer 10

on my calculator it says 50.285714

Answer 11

and that looks (close?) like c

Answer 12

ur right. so the final answer is..?

Answer 13

u got it good job:D

Answer 14

yay!

Answer 15

^What he/she said :P

Answer 16

lol