I need help answering these questions, methods appreciated on how to do each one.

Mathematics

1 answer:

xxMikexx [17]3 years ago

4 0

Answer:

get rickrolled

Step-by-step explanation:

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(Pts: 1) Please help me! Question is in attachment!

Sloan [31]

- - Solve:

To find the volume of a sphere:
$\frac{4}{3} *3.14*R^3$

3.14≈π

Now since its telling us to use π, then we do our formula by multiplying by π.

π=3.14 (Approximate amount)

So:

$4/3*3.14*9^3=3052.08$

So you are correct.

When Radius=9, you plug in for R. :)

8 0

3 years ago

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This is so confusing, pls help!!

liq [111]

Answer:

2 1/4 cubic units is the answer

3 0

3 years ago

Solve. −1.2z − 8.2 > −9.7

leonid [27]

<span>−1.2z − 8.2 > −9.7</span>
−1.2z > - 1.5
z < 1.25

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3 years ago

What type of relationship does this pair of angles have? A.They are complementary angles.

Zinaida [17]

The answer to this question is D

3 0

3 years ago

David can paint a fence in ten hours. Alex can paint the same fence in eight hours. If

xxTIMURxx [149]

Answer:

40/9

Step-by-step explanation:

Use the work formula, $\frac{1}{A}$ + $\frac{1}{B}$ = $\frac{1}{T}$ , where A is the amount of time it takes one person, B is the amount of time it takes another person, and T is the time it takes for them to work together.