Perimeter of Rectangle

length = 15, width = 4

Answer:

38.00 units

Shape Visualization

Rectangle with length 15 units and width 4 units

Step-by-Step Solution

1

Identify the formula for perimeter of a rectangle

P = 2 × (length + width)
2

Add length and width

15 + 4 = 19
3

Multiply by 2

2 × 19 = 38.00
4

Final answer

Perimeter = 38.00 units

Formula Used

P = 2 × (length + width)

This formula calculates the perimeter of a rectangle.

Real-World Applications

1

Fencing for a 15m × 4m rectangular yard requires 38.00 meters of fencing

2

A picture frame for a 15 inch by 4 inch photo needs 38.00 inches of frame material

Understanding Rectangle Perimeter

The perimeter of a rectangle is a fundamental concept in geometry. Perimeter measures the total distance around the outside of a 2D shape, expressed in linear units.

By using the formula P = 2 × (length + width), we can quickly and accurately calculate the perimeter for any rectangle when we know the required measurements.

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