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BARSIC [14]
3 years ago
7

Find the difference. Simplify the

Mathematics
1 answer:
Novay_Z [31]3 years ago
4 0

D

Step-by-step explanation:

you subtract 15 and 11 = 4 then subtract 9-1 is 8 and then you find the common denominator

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Determine the lateral area of a pipe that is 12 ft long and 25 ft in diameter.
Zina [86]

Answer:

The lateral area of the pipe is 942 sq ft.

Step-by-step explanation:

A pipe can be modeled as a cylinder prism.

The lateral area of a cylinder prism can be expressed as the product of the length by the perimeter of the section.

We start by calculating this perimeter.

As the diameter is 25 ft, the perimeter of the section can be expressed as:

P=\pi D=3.14\cdot 25=78.5

Then, to know the lateral surface we multiply this perimeter by the length of the pipe (12 ft):

A=P\cdot l=78.5\,ft\cdot 12\,ft=942\,ft^2

The lateral area of the pipe is 942 sq ft.

8 0
4 years ago
Lara baked a pan of brownies for a potluck. The number of squares she cuts the brownies into will depend on the number of people
Feliz [49]

Answer: i would say s

Step-by-step explanation:

i hope this helps

7 0
3 years ago
if the HCF of 408 and 1032 is expressible in the form of 1032 into 2 + 408 into P then find the value of p​
alexandr1967 [171]

Answer:

below.

Step-by-step explanation:

408 = 2*2*2*3*17

1032 = 2*2*2*3*43

So the HCF is 2*2*2*3 = 24

24 = 2/1032 + p/408

24 - 2/1032 = p/408

p = (24 - 2/1032) * 408

p = 9791.21 to nearest hundredth.

3 0
3 years ago
Pls help
mihalych1998 [28]

it's really just your own opinion of which is difficult or easier but in my opinion Substitution is more difficult because you have to substitute in the different equations, and it can take more time. I personally like Elimination best because it cancels out variables and can be quicker to use. hope this helps:)

4 0
3 years ago
Read 2 more answers
What is the answer of this problem? 9y+4-6y
steposvetlana [31]

Answer:

3y+4

Step-by-step explanation:

this is combining like terms meaning the two "y" numbers combine together

9y-6y

then you just keep the 4 since it cannot be combined with anything else here since it has no variable

6 0
4 years ago
Read 2 more answers
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