A hall is 15 m long and 12 m broad. If the sum of the areas of the floor and the ceiling is equal to the sum of the areas of four walls, the volume of the hall is:
Correct Answer : C
Three circles of equal radii have been drawn inside an equilateral triangle, of side a, such that each circle touches the other two circles as well as two sides of the triangle. Then, the radius of each circle is
When the curves y = 10x and xy = 1 are drawn in the X-Y plane,
how many times do they intersect for values of y 32?
Thirty-six equally spaced points - P1 through P36 - are plotted on a circle, and some of these points are joined successively to form a regular polygon. How many distinct such regular polygons are possible?