The perimeter of the rectangle
The length, l, of a rectangle is 4 inches greater than its width, w. The perimeter of the rectangle is at least 30 inches. What inequality shows the range of possible widths of the rectangle?
Correct answer:
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You need to know the following knowledge to solve this word math problem:
- algebra
- inequalities
- expression of a variable from the formula
- arithmetic
- comparing
- planimetrics
- perimeter
- rectangle
Units of physical quantities:
Grade of the word problem:
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