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
Anni [7]
3 years ago
15

PLS HELP ME.

Mathematics
1 answer:
andrey2020 [161]3 years ago
8 0

Step-by-step explanation:

v.of cylinder= (pi)r²h

pi used = 22/7

first cylinder (A)= 22/7 x 5² x 7

= 550 cm3

second (B) = 22/7 x 10² x 5

=1571.43 cm3

A + B = 2121.43 cm3

new cylinder:

22/7 x r² x 3= 2121.43 cm3

r² = √2121.43/ (22/7 x 3)

r = 15 cm

You might be interested in
Line r is parallel to line c.​
777dan777 [17]

Answer:

I think ∆5 is the correct Ans

3 0
3 years ago
Read 2 more answers
Vivi is a drummer for a band. She burns 756756756 calories while drumming for 333 hours. She burns the same number of calories e
Blizzard [7]

Answer:

its 252 calories per hour

Step-by-step explanation:

I divided 756 by 3 to find the answer

3 0
3 years ago
What is 14 divided by 3
s344n2d4d5 [400]
4 and 2/3 is the answer
4 0
3 years ago
Read 2 more answers
The domaln of the following relation R ((6, -2), (1, 2), (-3, -4), (-3, 2)} Is (1 polnt)
castortr0y [4]

Answer:

A. -3,-3,1,6

Step-by-step explanation:

The domain of a relation is the x-coordinates.

7 0
3 years ago
Solve the problem. For large numbers of degrees of​ freedom, the critical chi χ squared 2 values can be approximated using the f
kykrilka [37]

Answer:

0.01  =0.0001

Step-by-step explanation:

7 0
3 years ago
Other questions:
  • 36 is 0.9% of what number
    12·1 answer
  • How can you share 5 apples with 7 friends?
    14·2 answers
  • Solve the compound inequality graph the solution. 6x-4<-34 or 3x+10>10
    12·1 answer
  • The width of a math textbook is 0.75 inch.how many math textbooks can be placed standing up on a shelf that is 18 inches wide?sh
    10·1 answer
  • Part A: Factor x2b2 − xb2 − 6b2. Show your work. (4 points)
    9·1 answer
  • Write a real word problem that involves dividing a decimal by a whole number
    10·1 answer
  • What would be the amount of his last monthly bill in order. The bill amount to be 110 for all 12 months
    15·1 answer
  • The area of a rectangle is 105 square units. Its width measures 7 units. Find the length of its diagonal. Round to the nearest t
    12·1 answer
  • Drag numbers to fill in the table to organize the information in this problem.
    7·1 answer
  • You are saving for your first year of collage tuition. Mrs. Powell and Ms. cooper are so excited for you that they have given yo
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!