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
ryzh [129]
3 years ago
7

A section of concrete pipe 30m long has an inside diameter of 1.2m and an outside diameter of 1.8m. what is the volume of concre

te in this section of pipe?
Mathematics
1 answer:
Fudgin [204]3 years ago
5 0

length of pipe= 30m

Inside dia. = 1.2m

Outside dia. = 1.8m


Volume of concrete= (outside dia. - inside dia.)h

V= (pi)
v= [(3.14*0.9*0.9)-(3.14*0.6*0.6)]30

v= (3.3534-1.1304)30
v=(2.233)30 = 66.690m cube

since it's volume the answer 66.690 is in cubic meters.

You might be interested in
Is s=28-8t proportional
iren2701 [21]

Answer yes

Step-by-step explanation:

7 0
3 years ago
A triangular prism and its dimensions are shown in the diagram. What is the lateral surface area of this triangular prism in squ
storchak [24]

Answer: G

Step-by-step explanation:

It said it was correct when I turned it in

3 0
3 years ago
Read 2 more answers
_____ lateral faces of a rectangular pyramid are congruent.<br> All of the<br> Opposite<br> Adjacent
Juli2301 [7.4K]
Opposite lateral faces of a rectangular pyramid are congruent.

I think is OPPOSITE . 
7 0
3 years ago
Read 2 more answers
Use the picture to create a ratio between the objects.
Julli [10]

Answer:Blue

Step-by-step explanation:

3 0
2 years ago
Which angle refers to the same angle as ZGPB?<br> F<br> A<br> P<br> B<br> Choose 1 answer:
Kaylis [27]
The answer is B trust me I know I did that before
6 0
3 years ago
Other questions:
  • 4x +6 &lt; -6 show steps​
    5·2 answers
  • 2(x-3)+5=3(x-1) how to solve?<br>​
    7·1 answer
  • Find the area of the polygon.<br> A. 1,922 ft2 C. 1,932 ft2<br> B. 932 ft2 D. 922 ft2
    12·2 answers
  • What is the quotient of the division?<br><br> 742 ÷ 7 = ?
    12·2 answers
  • How do the surface areas of similar prisms compare when dimensions are doubled?
    13·1 answer
  • 2x+y=17 in slope intercept form
    14·1 answer
  • Can someone help me with this problem
    10·1 answer
  • What is 900000+18765439??
    12·1 answer
  • Anyone know? this answer
    10·1 answer
  • 5 -
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!