The length of the rectangle is 1 dm, and the width is 5 times less. Find the perimeter and area of the shape.

First, let’s convert decimeters to centimeters.
1 dm = 10 cm.
Therefore, the length of the rectangle is 10 cm, and the width:
10/5 = 2 cm.
Perimeter of the rectangle:
P = 2 (a + b) = 2 (10 + 2) = 2 * 12 = 24 cm.
Rectangle area:
S = a * b = 10 * 2 = 20 cm2.
Answer: The perimeter of the rectangle is 24 cm, the area of the rectangle is 20 cm2.



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