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 ...

(More formally, Ms. Taams proved that when conducting a similar rectangulation of a square — that is, dividing it into a number, N, of similar rectangles — the ratio is an algebraic number of ...