The diagram shows a rectangle. 5cm 1cm four of these rectangles are put together as shown, calculate the shaded area

Answer:
15 cm²
Step-by-step explanation:
5 + 1 + 1 = 7
7 × 5 = 35
5 × 1 = 5
5 + 5 + 5 + 5 = 20
35 - 20 = 15
Answer:
15 sq.cm
Step-by-step explanation:
Length of the shaded rectangle = length of the unshaded rectangle = 5 cm
Breadth of the shaded rectangle = 5 - ( 1 + 1) = 5 - 2 = 3 cm
Area of the shaded rectangle = 5 * 3 = 15 sq.cm