Question

(28) How many balls. each of radius lcm. can be made from a solid sphere of lead of radius 8 cm?
31. The hypotenus of a right triangle is 3
ir douhled, the new hypotenuse will be 15cm. Find the length of each side.
​

Answer 1

28 ka answer hai 512

HOPE THIS WILL HELP YOU

Answer 2

volume of balls = 4/3 π r³

and ,

voume of solid sphere = 4/3 π r³

no of balls = voume of solid sphere / volume of balls

= 4/3 π r³ / 4/3π r³

= r³/r³

= 8³/1

= 512 ans

so the answer is 512