The curved surface area of a right circular cylinder of base radius r is obtained by multiplying its volume by

At what coordinates does the graph of 4c+ 6 = d - 1 intersects the c axis?

If the perimeter of a rectangle is 90, what is the area of the rectangle?

The area of the triangle whose vertices are (a, a), (a + 1, a + 1), (a + 2, a) is :

The distance between the points (-9, 5) and (-8, -20) is

Find the area of the cyclic quadrilateral whose sides are 15,12,10 and 13 cms.

A sphere of maximum volume is cut out from a solid hemisphere of radius r. The ratio of the volume of the hemisphere to that of the cut out sphere is

The capacity of a tank of dimensions (8 m x 6 m x 2.5 m) is

XYZ is an equilateral triangle with vertices X (6, -2), Y (2, - 1) and Z (4, -2). If ZA is one of its medians find the length of the median

If the perimeter of a rectangle and a square, each is equal to 80 cm and the difference of their areas is 100sq.cm. The sides of the rectangle are