Mathematics
22 Online
OpenStudy (anonymous):
need help, will give medal.
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OpenStudy (anonymous):
OpenStudy (anonymous):
Do you know how to find the surface area?
OpenStudy (anonymous):
\[A=2(wl+hl+hw)\]
right??
OpenStudy (anonymous):
yes
i think i got it wrong
OpenStudy (anonymous):
so are we finding the surface area of the blue or green shape
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OpenStudy (anonymous):
or both
OpenStudy (anonymous):
both
OpenStudy (anonymous):
Are we suppose to add both surface areas
OpenStudy (anonymous):
@hinarauf80
OpenStudy (anonymous):
yes
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OpenStudy (anonymous):
Well the blue rectangular prism is 270 cm and the green shape is 24 cm
So it might be 294 cm
OpenStudy (anonymous):
I hope
OpenStudy (anonymous):
its wrong
OpenStudy (anonymous):
Sorry
:(
undeadknight26 (undeadknight26):
Ye still needs helps? I try to give it a go
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OpenStudy (anonymous):
yes
undeadknight26 (undeadknight26):
Tell me..What are the formulas for squares and what the formulas for rectangles?
undeadknight26 (undeadknight26):
If ye don't mind of course.
undeadknight26 (undeadknight26):
(o.o")(o.o)("o.o)
Was I left?
undeadknight26 (undeadknight26):
*ahem*
square = 6a^2
square = 24
2 squares so 24 x 2 = 48
Rectangle = 2(w*l + h*l + h * w)
Rectangle = 270
270 + 48 = 318...So I think the answer is 318..
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undeadknight26 (undeadknight26):
@LiveLaughDie was close but he/she did not notice there were TWO cubes :D