Question

V = 459 root cm^3
H = 17 cm
Find the radius

Answer 1

• V=1/3πr²h
• 459π=1/3πr²(17)
• 17r²=3(459)
• r²=3(459)/17
• r²=81
• r=9cm

Answer 2

9 cm

Explanation:

r² = 3×V/π×h

= 3× 459π/(π×17)

= 81

r= √81= 9