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Mathematics 11 Online
OpenStudy (anonymous):

Find the surface area of the cone to the nearest whole unit.

OpenStudy (anonymous):

OpenStudy (anonymous):

Please help me im confused

OpenStudy (calculusxy):

You need to separate the cone into a triangle and a circle. Then find the area of each of the figures. Area of triangle=1/2(b*h) Area of circle= r^2*pi

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