Fechar
If the perimeter of the given rectangle is 46 cm, find its breadth.
AOB is an equilateral triangle in the circle with center O. If the length of AB is 3.5 cm , find the circumference of the circle.
Plane figure shows how a half a circle of radius 7 cm is removed from a square of a side 28 cm. Find the perimeter of the shaded region.
