Answer:
Step-by-step explanation:
y^2 -x^2=
y^2=9^2=81
x^2=2^2=4
81-4=77
The answer would be 8 hope I helped
Since water piper is a cylinder shape, the equation to calculate the volume of a cylinder is:
Volume = radius* radius * 3.14 * height
volume = 5 * 5 * 3.14 * 7
Volume = 25 * 3.14 * 7
Volume = 25 * 21.98
Volume = 549.5
The volume of water take to fill the pipe is 549.5 cubic centimeter.
Answer:4.8 times 2
Step-by-step explanation: