Question

a metallic sphere of radius 4.2 centimetre is melted and recast into a shape of cone of radius 6 centimetre find the height of the cone

Answer 1

Answer:

Step-by-step explanation:

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R of sphere 4.2cm

R of xylinder 6cm

V of sphere =V of cylinder

4/3pie rcube= pie rsquare h

Pie pie gets cancel

4/3 ×4.2×4.2×4.2=6×6×h

5.6×4.2×4.2/6×6=h

1.4×1.4×1.4=h

Height 2.744cm

Answer 2

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