Math, asked by krish107, 1 year ago

three metal balls having radius 3cm,4cm,and 5cm respectively if we melt all three balls together and make one ball .find the radius

Answers

Answered by Sis6740

2

according to me 6 cm.

Ishika160403: 7.06 cm approx...

Answered by Namratha07

1

volume of sphere = 4/3πr^3
volume of 3 balls
= 4/3π(27+64+125)
=4/3π(216)
=4/3π6^3
therefore the radius of the big ball is 6

krish107: A diameter of 12cm sphere glass melt to form three small sphere in which diameter ratio is 3:4:5 then find the radius of small sphere.

krish107: please get the answer

Namratha07: done

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