For the following questions answer them individually
The area of the circle whose circumference is equal to perimeter of a square whose area is given by 121 sq.cm. (in sq.cm.) is
The area of the triangle formed by the points (3, 2), (3, -6) and (5, 2) is (in sq. units)
If $$\left(\frac{5}{3}, \frac{2}{3}\right)$$ is the centroid of a triangle for which (3, 6) and (5, -2) are two vertices, then the third vertex is
If the lines $$5x - 2ky + 7 = 0$$ and $$2kx - 5y + 3 = 0$$ are parallel, then the equation of the line passing through (0, 0) and having the slope k, k>0 is
The equation of the straight line whose slope is 3 and cuts an intercept of 5 units on the Y-axis is
The distance between (1 , 2) and t he mid point of the line segment joining (2, 3) and (3, 4) is , in units
If the line $$\frac{x}{a} + \frac{y}{b} = 1$$ passes through the points (2, -3) and (4, -5) then (a, b) =