CBSE sample papers for Class 10 Maths SA2 Paper 1 Q21 to Q25 (Part 3)

http://www.learncbse.in/cbse-sample-papers-class-10-maths/

00:01 Q21 Find the value of k, if the point P (0, 2) is equidistant from the points A (3, k) and B (k, 5).

02:38 Q22 The three vertices of a parallelogram ABCD are A(3, —4), B(— 1, —3) and C(— 6, 2). Find thecoordinates of vertex D and find the area of ABCD.

08:38 Q23 In the given figure, find the area of the shaded region and also itsperimeter, if the lengths of AB and BC (in cm) is 28 and 21 respectively and BCD is a quadrant of a circle. AEC is a semicircle on AC as diameter .

15:19 Q24 Fig. depicts a racing track whose left and right ends are semi-circular. The distance between the two inner parallel line segments is 60 m and they are each 106 m long. If the track is 10 m wide everywhere, find the area of the track.

19:50 Q25 A solid is composed of a cylinder with hemispherical ends. If the whole length of the solid is 104 cm and the radius of each of the hemispherical ends is 7 cm, find the cost of polishing its surface at the rate of 1 per dm2.

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