The C.S.A. of a right circular cylinder whose r = 21 cm and h = 7 cm
A. 924 cm2
B. 6468 cm2
C. 9702 cm
D. 67914 cm2
Answer:A
The C.S.A. of a right circular cylinder whose r = 21 cm and h = 7 cm
A. 924 cm2 B. 6468 cm2 C. 9702 cm D. 67914 cm2