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### High School Mathematics4.31 Review on Sphere - I

 Q 1: A geometrical figure formed by a set of points in space equidistant from a fixed point is space is called ________.hemispherespherecentre of sphere Q 2: Difference of two solid concentric spheres is called a ______.shellspherical shell Q 3: Sphere has symmetry about the _____.radiuscentrediameter Q 4: The distance of a point on the sphere from its centre is called the _____.centre of spherediameter of the sphereradius of the sphere Q 5: A line segment through the centre of the sphere and with end points on the sphere is called the ______.diameter of the sphereradius of the sphere Q 6: A plane through the centre of a sphere divides it into two equal parts, each of which is called a _______solid spherehemisphere Question 7: This question is available to subscribers only! Question 8: This question is available to subscribers only!