17. The height of a cylinder is 15cm and C.S.A is 660 cm?. Find its radius?
Answers
Answered by
2
Answer:
radius =7cm
this is the right answer
Answered by
2
Answer:
radius is 7cm
Step-by-step explanation:
Csa=2pie*r*h (formula)
Given h=15
Csa=660
Pie=22/7
r=?
660=2*22/7*15*r
660/2=22/7*15*r
330*7/22=15*r
30*7/2*15=r
7=r or
r=7
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