It categorizes triangles into equilateral ... It introduces the formula for calculating the area of a triangle and explains the Pythagorean theorem, which applies to right triangles for ...

What are the types of triangle ... the area of rectilinear shapes by breaking them down into squares and rectangles. Calculating the area compound shapes Find out how to use a formula to work ...

A triangle is always half the area of a rectangle with the same height and width. To calculate the area of a triangle, multiply the height by the width (this is also known as the 'base') then ...