elizabethluna058
30.08.2021 •
Mathematics
Skye wants to buy 3 erasers each for her 4 best friends. If erasers cost $0.72 each, how much money does Skye need?
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Ответ:
3 x 4 = 12 erasers 12 x $0.72 = $8.64
Step-by-step explanation:
Ответ:
ANSWER
square units.
EXPLANATION
The given cylinder has a height of 8 and a radius of 10.
The formula for calculating the surface area of a cylinder is
We substitute r=8 and h=10 into the formula to get:
Or using π=3.14
units square.