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OpenStudy (anonymous):
CAN ANY BUDY SOLVE THIS Find the surface area of the frustum whose base radius is 18cm and upper radius is 24cm and height 35cm.
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OpenStudy (anonymous):
@shubhamsrg
OpenStudy (shubhamsrg):
There is a formula for this right ?
OpenStudy (anonymous):
yes
OpenStudy (anonymous):
total surface area
OpenStudy (anonymous):
plse help me solve
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OpenStudy (shubhamsrg):
Just substitute values in the formula, where are you stuck ?
OpenStudy (anonymous):
l =slant height
OpenStudy (shubhamsrg):
l = sqrt(h^2 +(R-r)^2 )
OpenStudy (anonymous):
as TSA of frustrum = |dw:1361297075323:dw|2
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