Question

16
1. If the non parallelsides of a trapeziumare equal, prove that it is a cyclic
quadrilateral
2. Prove that the angle subtended by an arcat the centre is double the angle
subtended by it at any point on the remaining part of the circle.
3. The ratio of the curved surface area to the total surface area of a right circular
cylinderis 1 3. Find the volume of the cylinder, it its total surface area is
1848cm
4. Find the range of the given data 22,25, 20, 32, 34, 38, 40, 45, 35, 38.
5. The following observations have been arranged in ascending order. If the
median of the data is 63, lind the value of xi 29,32,48,50,x,x+2,72,78,84,95.
Find the mean of the factors of 20.
7 The mean of pasandils 28. If the mean of prandt is 24, what is the mean
of qands?
8. The curved surface area and volume of a cylindricalpillar are 264 m’and 396m
respectively. Find the diameter and height of the pillar
9. Diameter of the earth is 4 times the diameter of the moon. Find the ratio of SA'S.​

Answer 1

Answer:

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Step-by-step explanation:

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