Answer:
SA = 2πr² + 2πrh
Step-by-step explanation:
2πr² will provide the surface area of the top and bottom of the cylinder
2πrh will provide the surface area of the cylinder portion that connects the top and bottom
Answer:72
Step-by-step explanation:
If 21 phone calls took 42 minues that's literally two minutes per call. Assuming the rate of time is still the same you'd just double 36.
36
36
____
72
Answer:10%
Step-by-step explanation:
PEMDAS- Parenthesis, Exponent, Multiplication, Division, Addition, Subtraction.
Answer:
-24.35, -7.96, 11.20
Step-by-step explanation:
Negative numbers are worth way less than positive numbers. In order to solve, the biggest looking negative number is worth less.
Positive is bigger
Negative is smaller
*EXTRA*
negative plus negative = positive
negative plus positive = negative
negative times negative = positive
negative times positive = negative
Hopefully you will understand!