∆ ABC  is right angle at B. If m∠C = 45⁰ Then find the value of ( cosec A - √3) = ?

A semi-circular sheet of metal of diameter 28 cm. is bent into an open conical cup. The depth of the cup is approximately 

If the length of one side and the diagonal of a rectangle are 7 cm and 25 cm respectively, then find its perimeter (in cm).

In ∆ ABC measure of angle B is 90⁰. If cos A = $$ 5\over 13 $$ and AB = 10 Then what is the length of side BC ?

A copper wire is bent in the form of an equilateral triangle and has area 121√3 cm² . If the same wire is bent into the form of a circle, the area (in cm²) enclosed by the wire is (Take pi= 22 /7)

The lateral surface area of a cylinder is 792cm². If its height is 14cm, then its volume (in cm³) is? [Take π = 22/7 ]

The diameters of two cones are equal. If their slant heights are in the ratio 5: 2, then the ratio of curved surface areas of the cones is _________ .

If the diagonals of a rhombus are 24cm and 10cm, then the perimeter of the rhombus is ___________.