Answer:
The height is 20 cm.
Step-by-step explanation:
First, we have to know that the volume formula is V = πr²h and the base area of cylinder is a circle. So we can let πr² be 77 cm² . Then we have to substitute the following values into the formula :



Let πr² be 77,
Let v be 1540,




Yes
Divide it by sixty and multiply
I hope this helps
Answer:
LCD= 9
Step-by-step explanation:
1/3 = 3/9
2/9 = 2/9
It can be anyways..400 minutes after 30 or 30 minutes after 400
Answer:
C.
Step-by-step explanation:
Adding 2 fractions results in a fraction.