Composite Shapes

0:00 What a composite shape is, and the two methods 0:58 The L-shaped plate: perimeter 1:18 Area, method 1: cut and add 1:39 Area, method 2: big rectangle minus the hole 2:05 Rectangle and triangle: the area 2:42 The slanted edge by Pythagoras, and the perimeter 3:21 The name plate: the area 4:04 The name plate: the perimeter 4:43 The plate with a hole