The height of a cone is 24 cm and the diameter of its base is 14 cm. Find the total surface area of the cone.
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Answer:
height =24cm
radius =14÷2=7cm
slant height=L=?
L2=R2+H2
L2=72 +242
L2=49+576
L2=625
L=25
VOLUME=1÷3×22÷7×7×24
VOLUME=1232CM
CURVED SURFACE AREA =22÷7×7×25
CURVED SURFACE AREA =550
TOTAL SURFACE AREA=22÷7×7×25+7
TOTAL SURFACE AREA =704CM
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