The area is the inside ... How do you work out a perimeter? VO: To find the perimeter of a rectangular room, you need to measure the length and double it. Then measure the width, and double ...

Watch this video to learn how to find the area of quadrilaterals. A garden is in the shape of a rectangle measuring \(16.3m\) by \(12.4m\). The gardener marks out the two diagonals and decides to ...