Find the height of a solid right circular cylinder whose total surface area is equal to 314cm sq.and the diameter of the base is 8 cm .( Use pier = 3.14
Answers
Answered by
1
Use pie value not pier !
Answered by
0
Answer:
12.5 cm
Step-by-step explanation:
T.S.A=314cm sq , Diameter=8cm... so, radius= 8/2=4cm.
T.S.A=314
2*pie*r*h = 314
2*3.14*4*h =314
h = 314/2*3.14*4 (transferring the l.h.s to r.h.s, so we divide 314 by the rest)
h =25/2
=12.5cm is the height
Similar questions