Enter Calculation
Formula
Advertisement
Advertisement
| Width | 5.0 cm |
|---|---|
| Length | 4 cm |
| Area | 20.0 cm² |
| Perimeter | 18 cm |
Note: The rectangle visualization is not to scale. It's just a representation of the shape.
Calculate rectangle angles easily with length and width input. Determine interior angles of rectangles for precise geometry calculations and design projects.
Rectangle Width Calculator
Calculate the perimeter of a rectangle with this easy-to-use Rectangle Perimeter Calculator. Input length and width to instantly determine the distance around your rectangular shape.
Calculate sector area quickly and accurately with this calculator. Input radius and central angle in degrees to find the area of a circular sector effortlessly.
Semi Circle Calculator. Calculate diameter, circumference, and area of a semi-circle using the radius. Visualize the semi-circle's dimensions with an interactive diagram.
Use this online stopwatch to measure time intervals precisely. Start, stop, and reset with ease.
Free online countdown timer. Set hours, minutes, and seconds to count down easily. Simple, fast, and useful for work, study, or daily tasks.
Simple online counter tool. Increase, decrease, or reset numbers instantly. Set custom step values and limits with ease.