For the following questions answer them individually
The value of $$(\sin \theta + \cos \theta)^2$$ =
5.16 x 3.2 =
What is the least number which must be added to 306452 to make it a perfect square ?
The difference between the length and breadth of a rectangle is 6 m. If its perimeter is 64 m, then its area is:
A sum borrowed at 6% p.a earns a simple interest which is 1/3rd of its principal in x years. Find x.