Radius of a circle is 10 cm. Angle made by chord AB at the centre of this circle is 60 degree. What is the length of this chord?
The correct answer is D
If a line has direction ratios 2, -1, -2, determine its direction cosines.
The height of a solid cylinder is 30 cm and the diameter of its base is 10 cm. Two identical conical holes each of radius 5 cm and height 12 cm are dril...
Area of a rectangle is 96 m2 When the length of the same rectangle increased by 6 m and the breadth decreased by 3 m, then the area of the re...
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In order that the lines y = x + 1, 2x - 3y + 5 = 0 and 3x - y + m = 0 may meet in a point, the value of m should be:
A spherical metallic shell with 6 cm external radius weighs 6688 g. What is the thickness of the shell if the density of metal is 10.5 g per cm3
When x is added to each of 9, 15, 21 and 31, the numbers so obtained are in proportion. What is the mean proportional between the numbers (3x-2) and (5x...
If A = {{2}, {(3,4}, {6}} which of the following is correct?
If log 32 = 3.816, then the value of log 16 is:
1. बोए जाने के एक वर्ष बाद एक पेड़ की ऊँचाई 1.5 मीटर हो जाती ...
