Practice

Transition from unit squares to area formula - Answers

1. We can use these expressions to find the area of the rectangle:

  • \(9+9+9+9+9\)
  • \(5 \times 9\)

2. The equation \(6 \, units \times \, 8 \, units \, = \, 48\) square units shows a way to find the area of the rectangle.

3. We can use these expressions to find the area of the rectangle:

  • \(9+9+9\)
  • \(3 \times 9\)

4. The expression \(5 \times 4\) shows a way to find the area of the rectangle.

5. We can use these expressions to find the area of the rectangle:

  • \(7+7+7+7+7\)
  • \(5 \times 7\)

6. The equation 9 units \(\times 4\) units \(=36\) square units shows a way to find the area of the rectangle.

7.  We can use these expressions to find the area of the rectangle:

  • \(8+8+8+8+8+8+8\)
  • \(8 \times 7\)