For the following questions answer them individually
The base of a triangle is fifth of the base of a parallelogram having the same area as that of the triangle. The ratio of the corresponding heights of the triangle and the parallelogram will be
The area of the circumcircle of a right angle triangle whose sides are given as 2 cm, $$2\sqrt{3}$$ cm and 4 cm, is given by
An object of 2 kg is moving with an acceleration of 4 $$m/s^2$$. The net force acting on it is
