oggirllaura
oggirllaura oggirllaura
  • 25-05-2021
  • Mathematics
contestada

A measuring cylinder of radius 3cm contains water to a height of 49cm.if this water is poured into a similar cylinder of radius 7cm, what will be the height of the water column​

Respuesta :

cwrw238 cwrw238
  • 25-05-2021

Answer:

9 cm.

Step-by-step explanation:

Volume of a cylinder == pi r^2 h.

The volume of the water is constant so:

pi * 3^2 * 49 = pi * 7^2 h

9 *49 = 49 h

h = 9 cm.

Answer Link

Otras preguntas

Who is the popular basketball star in Rashad's school? A. Carlos B. Spoony C. English D. Shannon
I chopped a wood with an axe. (into what question)​
Classify this triangle by its sides.
You are invited to go to the mall with a new group of friends from school. You don't know them that well, but are excited that they included you in their plans.
Dr. Mo T. Vadar, a professor of psychology at a respected university, is planning a study of the factors that affect the motivation of employees. Dr. Vadar is c
What I do by step Simplify
BRAINLEST TO THE PERSON WHO CAN ANSWER BOTH !
Alexis surveys a random sample of 80 students at his school and finds that 22 of them usually walk to school. There are 1,760 students at the school. Predict
PLEASE HELP I WILL GIVE BRAINLIEST:)
Can somebody please help me out please my grads are bad