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Mathematics 20 Online
OpenStudy (anonymous):

another question Starting at the top, if you cut a square pyramid in half using a single cut, what is the shape of the newly-exposed section? (1 point) • square • rectangle • triangle • pentagon

DivineSolar (divinesolar):

What do you think it is?

OpenStudy (anonymous):

um i think C but not sure

DivineSolar (divinesolar):

I would say square but, Here is an image to help show you what one looks like if you do not know.

OpenStudy (anonymous):

oh ok Thank you!

DivineSolar (divinesolar):

Sure thing.

DivineSolar (divinesolar):

Any others?

OpenStudy (anonymous):

yes one more here it is . The radius of a cylinder is 3.5 ft. The height is 14 ft. Find the surface area and volume of the cylinder to the nearest tenth of a foot. Show your work.

DivineSolar (divinesolar):

Just make a new post if so ;).

DivineSolar (divinesolar):

Welp alright then.

DivineSolar (divinesolar):

Surface area: 2 * (pi * 3.5^2) + 2 * (pi * 3.5) * 14 = ???

OpenStudy (anonymous):

1175.02 not sure if i did it right

DivineSolar (divinesolar):

Wrong.

DivineSolar (divinesolar):

It is supposed to look like -> 384 ft^2

OpenStudy (anonymous):

ok so the answer is 834 ft^2?

DivineSolar (divinesolar):

No the answer is what i just said.

OpenStudy (anonymous):

oh oops lol i looked at it wrong so its 384 ft^2

DivineSolar (divinesolar):

Yes :).

OpenStudy (anonymous):

ok Thanks!

DivineSolar (divinesolar):

Sure thing.

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