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Click here for different chapters Ch-2 Polynomials Ch-3 Pairs of linear equations in two variables Ch-4 Quadratic equations Ch-5 Arithmetic progression Ch-6 Triangles Ch-7 Coordinate geometry Ch-8 Trigonometry Ch-9 Applications of Trigonometry Ch-10 Circles Ch-12 surface area and volume   Ch-11 Areas related to circle Ch-13 Statistics Ch-14 Probability

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. Solution - 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? Solution -  Q.3 Volume and surface area of a solid hemisphere are numerically equal. What is the diameter of hemisphere? Solution -  Q.4 A solid ball is exactly fitted inside the cubical box of side a . What is the volume of the ball? Solution - 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. Solution - 

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