Area of Rectangle Formula: Know to find area and perimeter of rectangle along with proper definition, units and some solved questions and examples.

The Earth supports the only known life in the universe, all of it depending heavily on the presence of liquid water to ...

How to calculate the length of a side 𝒚 Here is an example of how to calculate the length of a side, y, when another side and an angle Ɵ is given in a right-angled triangle.

Learn formulas to calculate the area of common shapes. Practise solving real life problems involving perimeter and area.