2D Shapes

What is circle and semi circle? What is diameter, chord, arc, secant, sector, segment, tangent and quadrant. Learn by solved examples, FAQs and MCQs.

What are the formulas and how to calculate area and circumference of circle? Formulas of length of arc, area of sector and segment.

What is a curve and polygon? Diagonals, adjacent sides & types of polygon like convex, concave, regular, irregular, simple, trigon, tetragon, pentagon, hexagon.

What is a Quadrilateral its diagonals, adjacent sides, opposite sides and different types of quadrilateral? Learn by solved examples, FAQs and MCQs.

Formulas and calculations of perimeter and area of quadrilaterals like parallelogram, rectangle, square, rhombus and trapezium.

Definition of a triangle. Its sides, vertex & angles. Types of triangle Equilateral, Isosceles, Acute, Right & Obtuse angled triangles. Examples, FAQs & MCQs.

Area and perimeter of a triangle, their units of measurement. How are they calculated and related formulae for isosceles and equilateral triangle?