menu
Qammunity.org
Login
Register
My account
Edit my Profile
Private messages
My favorites
A cone has a base radius of 7 centimeters and a height of 21 centimeters. What is the volume of the cone? A. 28π cm3 B. 343π cm3 C. 49π cm3 D. 147π cm3
Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question
A cone has a base radius of 7 centimeters and a height of 21 centimeters. What is the volume of the cone? A. 28π cm3 B. 343π cm3 C. 49π cm3 D. 147π cm3
asked
Jul 19, 2017
183k
views
4
votes
A cone has a base radius of 7 centimeters and a height of 21 centimeters. What is the volume of the cone? A. 28π cm3 B. 343π cm3 C. 49π cm3 D. 147π cm3
Mathematics
middle-school
QuentinUK
asked
by
QuentinUK
8.6k
points
answer
comment
share this
share
0 Comments
Please
log in
or
register
to add a comment.
Please
log in
or
register
to answer this question.
1
Answer
4
votes
π*r^2*h/3so let's plug in the values
π*7^2*21/3
7^2=49
21/3=7
49*7=343
now add the pi to it's side
343
π
so B is your answer.
Rafael Moura
answered
Jul 25, 2017
by
Rafael Moura
7.9k
points
ask related question
comment
share this
0 Comments
Please
log in
or
register
to add a comment.
← Prev Question
Next Question →
Related questions
asked
Feb 22, 2016
117k
views
A cone has a base radius of 7 centimeters and a height of 21 centimeters. What is the volume of the cone? A. 28π cm3 B. 49π cm3 C. 147π cm3 D. 343π cm3
Mmsilviu
asked
Feb 22, 2016
by
Mmsilviu
8.6k
points
Mathematics
middle-school
1
answer
5
votes
117k
views
asked
Apr 5, 2016
219k
views
A cone has a base radius of 7 centimeters and a height of 21 centimeters. What is the volume of the cone? A. 28π cm3 B. 49π cm3 C. 147π cm3 D. 343π cm3
BryanH
asked
Apr 5, 2016
by
BryanH
8.3k
points
Mathematics
middle-school
1
answer
2
votes
219k
views
asked
Jan 21, 2017
20.0k
views
A cone has a base radius of 7 centimeters and a height of 21 centimeters. What is the volume of the cone? A. 28π cm3 B. 49π cm3 C. 147π cm3 D. 343π cm3 *there is no pic*
Undefitied
asked
Jan 21, 2017
by
Undefitied
7.7k
points
Mathematics
middle-school
2
answers
1
vote
20.0k
views
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.
9.4m
questions
12.2m
answers
Other Questions
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
i have a field 60m long and 110 wide going to be paved i ordered 660000000cm cubed of cement how thick must the cement be to cover field
Write words to match the expression. 24- ( 6+3)
A dealer sells a certain type of chair and a table for $40. He also sells the same sort of table and a desk for $83 or a chair and a desk for $77. Find the price of a chair, table, and of a desk.
The cost of 5 similar digital cameras and 3 similar video cameras is 3213. Each video camera costs 4 times as much as each digital camera. John buys a digital camera and a video camera. How much does he
Twitter
WhatsApp
Facebook
Reddit
LinkedIn
Email
Link Copied!
Copy
Search Qammunity.org