EXTRA QUESTIONS CLASS X CH-12 MATHS

SHORT ANSWER QUESTIONS (2MARKS)

Q.1 If the areas of three adjacent faces of a cuboid are x,y and z respectively, then find the volume of cuboid.

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Q.2 Two right circular cones have their heights in the ratio 1:3 and radii in the ratio 3:1. What is the ratio of their volumes?

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Q.3 Volume and surface area of a solid hemisphere are numerically equal. What is the diameter of hemisphere?

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Q.4 A solid ball is exactly fitted inside the cubical box of side a . What is the volume of the ball?

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Q.5 A solid piece of iron in the form of cuboid of dimension 49 *33*24 cm is melted to form a solid sphere. Find the radius of sphere.

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