An equilateral triangle of side √3cm is inscribed in a circle. Find the radius of the circle.
3y = 4x - 1 and Ky = x + 3 are equations of two straight lines. If the two lines are perpendicular to each other, find K.
if P and Q are fixed points and X is a point which moves so that XP = XQ, the locus of X is
In a regular polygon, each interior angle doubles its corresponding exterior angle. Find the number of sides of the polygon.
A predator moves in a circle of radius √2 centre (0,0), while a prey moves along the line y = x. If 0 \(\leq\) x \(\leq\) 2, at which point(s) will they meet?
