1. Find the total surface area (in cm²) of a right circular cylinder of diameter 42 cm and height 14 cm.
Write Comment
Comments
By: anil on 05 May 2019 02.06 am
Height of cylinder, $$h=14$$ cm and radius, $$r=frac{42}{2}=21$$ cm Total surface area of cylinder = $$2pi r(r+h)$$ = $$2 imesfrac{22}{7} imes21 imes(21+14)$$ = $$132 imes35=4620$$ $$cm^2$$ => Ans - (D)
Terms And Service:We do not guarantee the accuracy of available data ..We Provide Information On Public Data.. Please consult an expert before using this data for commercial or personal use