Question

设圆柱的底面半径是R,高是h,分别根据下列条件计算圆柱表面积S与体积V.

Answer 1

(1) S=3.14*2*R*h+2*3.14*R*R

S=62.8*4+6.28*16

S=251.2+37.68=288.88

V=3.14*R*R*h

V=545.6

(2) S=3.14*2*R*h+2*3.14*R*R

S=1507.2+3617.28

S=5124.48

V=3.14*R*R*h

V=7536