Rate of change of perimeter of a square with respect to its side is : (a) 2 (b)1 (c)4 (d)3

If the perimeter of a square is 50 cm, then its side is

Find the rate of change of the area of a circle with respect to its radius r when(a) r = 3 c m (b) r = 4 c m

If the perimeter of a square is 40cm, then the length of its each side is 20cm (b) 10cm (c) 5cm (d) 40cm

If the perimeter of a square is 16 cm, then its area is (a)4 c m^2 (b) 8\ c m^2 (c) 16\ c m^2 (d) 12\ c m^2

Find the perimeter of : a square of side 7.4 cm.

x and y are the sides of two squares such that y=x-x^2 . Find the rate of the change of the area of the second square with respect to the first square.

x and y are the sides of two squares such that y=x-x^2 . Find the rate of the change of the area of the second square with respect to the first square.

xa n dy are the sides of two squares such that y=x-x^2 . Find the rate of the change of the area of the second square with respect to the first square.

If the vertex of a hyperbola bisects the distance between its center and the correspoinding focus, then the ratio of the square of its conjugate axis to the square of its transverse axis is (a) 2 (b) 4 (c) 6 (d) 3

If the vertex of a hyperbola bisects the distance between its center and the correspoinding focus, then the ratio of the square of its conjugate axis to the square of its transverse axis is (a) 2 (b) 4 (c) 6 (d) 3