In terms of pi, calculate the following:

a.) length of the arc PQ

b.) area of sector PRQ

13875138answer:

step-by-step explanation:

use a calculator!

answer: add the !

step-by-step explanation: then we will answer

circle area = pi * radius^2

if diameter = 10 then radius = 5

circle area = pi * 5^2

circle area = pi * 25

circle area = 78.5398163397 square units

step-by-step explanation:

b.-4 units

all you   do is count how many times you move