Example 6 - Chapter 4 Class 7 - Expressions using Letter-Numbers (Ganita Prakash)

Transcript

Example 6 A big rectangle is split into two smaller rectangles as shown. Write an expression describing the area of the bigger rectangle.First, let us remember Distributive Property Finding Area of bigger rectangle Area of Rectangle I = v × 4 = 4v Area of Rectangle II = v × 3 = 3v Now, Area of bigger rectangle = Area of Rectangle I + Area of Rectangle II = 4v + 3v = 7v