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Mathematics 10 Online
OpenStudy (wheelchairgirl):

Can you explain how you find the surface area of a prism?

jagr2713 (jagr2713):

do you have a picture of the problem

OpenStudy (wheelchairgirl):

yes one second :)

OpenStudy (isaiah.feynman):

Okay

OpenStudy (wheelchairgirl):

jagr2713 (jagr2713):

i think you use this formula

jagr2713 (jagr2713):

S=2lw+2wh+2lh

jagr2713 (jagr2713):

if you plug it in you will get an answer :D

OpenStudy (wheelchairgirl):

wait, so the w is width and the h is height??

jagr2713 (jagr2713):

yea

jagr2713 (jagr2713):

plug it in and tell me what you get

OpenStudy (wheelchairgirl):

ok just a sec :P

jagr2713 (jagr2713):

ok

OpenStudy (wheelchairgirl):

whats the difference between l and h?

jagr2713 (jagr2713):

l=slant height h= height

OpenStudy (wheelchairgirl):

Awwww this is hard :(

jagr2713 (jagr2713):

i got you let me try it ok

OpenStudy (wheelchairgirl):

:D

jagr2713 (jagr2713):

give me a minute to do the problems

OpenStudy (wheelchairgirl):

sure! XD

jagr2713 (jagr2713):

I thinks its C or D

OpenStudy (wheelchairgirl):

oh how did you get that? what was were slant, length, and height?

jagr2713 (jagr2713):

s=2lw+2lw+2lw 2(14)(7)+2(7)(1.66)+2(14)(1.66) 196+23.24+46.48

OpenStudy (wheelchairgirl):

ooh! that make sense! XD thank you!

jagr2713 (jagr2713):

you get it

OpenStudy (wheelchairgirl):

so the formula is s=2lw + 2wh + 2lh? just making sure kekeke

jagr2713 (jagr2713):

yea but i used another one

OpenStudy (wheelchairgirl):

ok :D thanks!

OpenStudy (wheelchairgirl):

what other did you use?

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