I think you use
xamount(1-.8)
.8 being 80% as a decimal.
1 being 100%
so .2 or 20% remaining multiplied by whatever amount.
There would have to be 40 pieces of cake because 8 x 5=
40 divided by 5 would be 8 pieces for all the students :)
Answer:
The answer is D
Step-by-step explanation:
9514 1404 393
Answer:
64 -16π square units
Step-by-step explanation:
The area of the square is ...
A = (8 units)^2 = 64 units^2
The area of the circle is ...
A = πr^2 = π(4 units)^2 = 16π units^2
The shaded area is the difference:
shaded area = (64 -16π) units^2.
Answer:
4t
Step-by-step explanation:
I know it
