The side of an equilateral triangle is 'a' units and is increasing at the rate of `lambda` units/sec. The rate of increase of its area, is

The side of an equilateral triangle is 'a' units . Its height is…………units.

Area of equilateral triangle of side "a" unit is

The side of an equilateral triangle is increasing at the rate of 10cm/sec . Find the rate of increase of its perimeter.

The side of an equilateral triangle is 'a' units then. its area is_____ square units.

The area of an equilateral triangle of side 'a' feet is increasing at the rate of 4 sq.ft/sec. The rate at which the perimeter is increasing is

Each side of an equilateral triangle is increasing at the rate of 8cm/hr. The rate of increase of its area when side is 2 cm is

If the radius of a circle is 2 cm and is increasing at the rate of 0.5 cm/sec., then the rate of increase of its area is

The sides of an equilateral triangle are increasing at the rate of 2 cm/sec . The rate of which its area increases, when side is 10 cm, is

The area of an equilateral triangle of side a feet is increasing at the rate of 4 sq.ft./sec. The rate at which the perimeter is increasing is

The area of an equilateral triangle of side a feet is increasing at the rate of 4 sq.ft./sec .The rate at which the perimeter is increasing is