1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Anna [14]
3 years ago
11

Help me with my math please

Mathematics
2 answers:
Olin [163]3 years ago
8 0
Every thing he said
monitta3 years ago
3 0

Answer:

Volume of a cylinder = πr²h

Given

V=81π

r=3

find h

Making h the subject

h= V/πr² = 81π/π(3)²

h= 81/9

h= 9cm

You might be interested in
You are putting a fence around a square outdoor stage with an area of 289 square feet. What is the length of one side of the sta
nikdorinn [45]
17 because the square root of 289 is 17
6 0
3 years ago
Only answer the second one please
KengaRu [80]
Equation is: y=5/6x+8
5 0
3 years ago
Read 2 more answers
Factor the expression. 35g2 – 2gh – 24h2
klasskru [66]
A. 7g-5g=6-4
2g=2
g=2/2
g=1
7 0
3 years ago
Read 2 more answers
-7 x (4+8) = ?? Please a aswer?
Colt1911 [192]
The answer would be -84.

Here are the steps I did.

1. Simplify 4 + 8 to 12 ( -7 * 12 )

2. Now lastly simplify and u get -84.
5 0
3 years ago
Read 2 more answers
Find a common denominator for the pair of fractions.​ Then, write equivalent fractions with the common denominator.
DerKrebs [107]
4/12? It may be wrong, not sure
3 0
3 years ago
Other questions:
  • Use lagrange multipliers to find the points on the given surface that are closest to the origin. y2 = 64 + xz
    10·1 answer
  • What is 43 x 1 BROs>>>
    7·1 answer
  • Letters A and B represent a question graph shown below
    10·1 answer
  • Can someone help with this math question please
    15·1 answer
  • The Kamp family has twins, Rob and Rachel. Both Rob and Rachel graduated from college 2 years ago, and each is now earning $50,0
    9·1 answer
  • What is the standard unit of measurement for mass?
    13·1 answer
  • Connie says that main st appears to be parallel to elm st is connie correct
    6·1 answer
  • The quotient of (x5 – 3x3 – 3x2 – 10x + 15) and a polynomial is (x2 – 5). What is the polynomial?
    9·1 answer
  • I have no idea how to do these
    7·1 answer
  • Someone help me ASAP
    15·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!