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| Length | 10 |
|---|---|
| Width | 20 |
| Perimeter | 60 |
Calculate hypotenuse perimeter quickly and accurately with this easy-to-use calculator. Input side A and side B to find the length of the hypotenuse and total perimeter of a right triangle.
Calculate the perimeter of an octagon quickly and accurately with this octagon perimeter calculator. Input the side length to determine the total distance around this 8-sided shape.
Rectangle Width Calculator
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.