What is the maximum area of the rectangle with perimeter 620 mm ?
2023
What is the maximum area of the rectangle with perimeter 620 mm ?
- A.
24,025 mm2
- B.
22,725 mm2
- C.
24,000 mm2
- D.
24,075 mm2
Attempted by 35 students.
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Correct answer: A
For a rectangle with a fixed perimeter, the area is maximized when the shape is a square. Given the perimeter of 620 mm, we calculate the side length: 620 / 4 = 155 mm. The maximum area is then the side length squared: 155 * 155 = 24,025 mm².