Mathematics
10 Online
OpenStudy (wheelchairgirl):
Can you explain how you find the surface area of a prism?
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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
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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
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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 :(
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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
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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
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jagr2713 (jagr2713):
yea but i used another one
OpenStudy (wheelchairgirl):
ok :D thanks!
OpenStudy (wheelchairgirl):
what other did you use?