SSLC 2025-26 Model exam question and answers | PART-4 of SET C| summative assessment III скачать в хорошем качестве

SSLC 2025-26 Model exam question and answers | PART-4 of SET C| summative assessment III

Detailed explanation of Model question paper and answers. 22. A. (i) In the picture, A, B, C are points on the circle centered at O. How much is angle ACB? (ii) When the corner of a bent wire is placed at the center of a circle, 1/6th of the circle was included within it. If this corner is placed at some point on the circle, what fraction of the circle would be included within it? 22.B. (i) In the picture, the circle with diameter AB cuts BC at D. How much is angle ADB? (ii) Prove that the circles drawn with the equal sides of an isosceles triangle as diameters pass through the midpoint of the third side. 23. A. (i) A square pyramid is made with each lateral face as in the figure. Calculate its slant height and height. (ii) Can a square pyramid be made with the lengths of the sides of each lateral face 40 centimeters, 25 centimeters, 25 centimeters? B. (i) The radius of a sphere is 6 centimeters. What is its volume? (ii) What is the ratio of the volume of a sphere and the volume of a sphere with 1/3 of its radius? (iii) By melting a sphere of radius 5 centimeters and recasting, how many spheres of 1/3rd the radius can be made?