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Formula
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| Input Length | 10 |
|---|---|
| Input Width | 20 |
| Diagonal | 22.36 |
| Area | 200 |
| Perimeter | 60 |
Calculate rectangle angles easily with length and width input. Determine interior angles of rectangles for precise geometry calculations and design projects.
Enter length and width to calculate rectangle area and perimeter in seconds. View results and the Area = Length × Width formula to size projects.
Rectangle Length Calculator
Enter length and width to instantly calculate a rectangle’s perimeter using P = 2(l + w). See the result and your inputs displayed for quick reference.
Rectangle Width Calculator
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