Mensuration

This chapter deals with the perimeter and area of triangles and quadrilaterals. Students will learn about triangle, rectangle, square, quadrilateral, and polygons. Some important formulas are discussed here to determine the area of these figures.

This chapter focuses on the circumference of circles. We will learn about the chords of a circle. We will also understand the ring. Determining the circumference of a circle is explained here through practice questions.

This chapter highlights the area of circles. We will learn to find the area of a circle and geometric proof of the formula. We will also understand the area of circles inscribed in a square, circumscribing a square and a rectangle.