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Mathematics 15 Online
OpenStudy (anonymous):

.'.'.' i will give medal '.'.'. How to find the total surface area of this figure

OpenStudy (anonymous):

Which Figure Ma'am ?

OpenStudy (anonymous):

i attached the file but its not here

OpenStudy (anonymous):

|dw:1403447175564:dw|

OpenStudy (anonymous):

Take it by pieces... 1) There is a cicle at the bottom..Tell me what's Area of that ?

OpenStudy (anonymous):

ya i know i solved it but im not getting the same answer as the book

OpenStudy (anonymous):

What did you do of the cylider ?

OpenStudy (anonymous):

@sheelo_mughal ?????????????

OpenStudy (anonymous):

1) i found the area of cylinder 2) area of cone 3) i added them

OpenStudy (anonymous):

I am guessing that your ans was larger than that of the books?

OpenStudy (anonymous):

in my book the answer is 1979.46m^2 but im getting some 2000

OpenStudy (anonymous):

Hold On...

OpenStudy (anonymous):

Tell me ur precise ans plz

OpenStudy (anonymous):

hold on

OpenStudy (anonymous):

for cylinder im getting 1809m^2 and

OpenStudy (anonymous):

for cone im getting 305m^2

OpenStudy (anonymous):

\[(2*\pi*r*h+\pi*r ^{2})+\pi*r*s\]

OpenStudy (anonymous):

r=6 h=42 s=15

OpenStudy (anonymous):

the sum.=1979.2 m^2

OpenStudy (anonymous):

ok i got it thanks @esamalaa

OpenStudy (anonymous):

where are u from?

OpenStudy (anonymous):

Egypt :)

OpenStudy (anonymous):

ok thanks for ur guide

OpenStudy (anonymous):

anytime :)

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