Learn about and revise different 2-dimensional shapes and their properties with this BBC Bitesize GCSE Maths Edexcel study guide.

10 basic math formulas in geometry that CBSE class 10 board exam candidates must know ... Formula for Perimeter of Square. Perimeter = 4 × Side. Image Source: Pexels. Formula for Area of Square.

In this National 4 Lifeskills Maths study guide, you can revise how to find the perimeter and area of triangles, quadrilaterals (rectangle, parallelogram, rhombus, kite and square), circles, arcs ...