The total surface area of a solid cylinder is 462 CM square. if its curved surface area is one by third of the total surface area. find the volume of the cylinder
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Solution
TOTAL SURFACE AREA OF THE CYLINDER(TSA)=462CM² CURVED SURFACE=1/3 OF TSA =1/3 X 462 =154CM² AREA OF EACH CIRCLE=(462-154)/2 =154CM² PI*R²=154 R²=49 R=7 2PI*R*H=154 H=154*7/22*7 H=3.5 VOLUME=PI*R²*H=22/7*49*35/10 VOLUME=539CM³