Answer:
16
Step-by-step explanation:
brainliest plss
Answer:
He is 82 percent done
Step-by-step explanation:
by multiplying 18 laps by 50 yards we have to total distance of 900 yards
so using the equation (738/900) * 100 we get 82
The expression can be solved by expanding the bracket and multiplying out the terms


Therefore, the expression can be simplified as;

Alternatively, using the theorem of difference of two squares, which is

Hence,

Answer:
60π
Step-by-step explanation:
If the circle has radius of 30 units, substitute r=30 into the formula C = 2πr.
C = 2π(30)
C = 60π