Answer:
-7+c
Step-by-step explanation:
remove the parenthesis
(7-c)x1
multiply
-(-c+7)
Distribute parentheses
- (7) - (-c)
A= 50.27 because the formula is pi times radius squared
C= 24.13 because the formula is 2 times pi times radius
Answer: 57%
Step-by-step explanation:
If you're on about us tons then it = 20
However if it's tonnes then it = 18.143695