Answer:
Step-by-step explanation:
you need to add for number one you need to subtract for number two you need to add for number 3 you need to subtract for number 4
Answer:
8
Step-by-step explanation:
8^2=64 8*5=40 64-40=24
Answer:
314.2ft^2
Step-by-step explanation:
Given data
Diameter= 20ft
Radius r= 20/2= 10ft
The expression for the area is
A= πr^2
A= 3.142*10^2
A= 3.142*100
A= 314.2ft^2
Hence the area is 314.2ft^2
28 represents 100%
22 represents x %
X= 22•100/28=78.57142857%
