Question

c=2 \pi r

a) Find the value of C when \pi= 3.142 and r=5

a= \pi r squared
b) Find the value of A when \pi= 3.142 and and r=5

Answer 1

Step-by-step explanation:

C=2 \pi r a) Find the value of C when \pi= 3.142 and r=5 a= \pi r squared b) Find the value of A when \pi= 3.142 and and r= ...

Answer 2

Answer:

a. c=31.42

b. a=78.55

Step-by-step explanation:

a) you have to multiply 2 by 3.142 which is 6.284 and then you multiply this by 5 which gets you 31.42 (answer)

b) 5^2 = 25

You do 3.142 x 25 which is 78.55 (answer)

ik it's late but still hope it helps :)