PangPang ToolsRectangle width (m): 3, Rectangle height (m): 4
Diagonal: 5 mUsing these sample input values gives the first labelled output above. All corners must be right angles; a skewed quadrilateral gives a different diagonal.
Area & Drawings
Rectangle Diagonal Calculator
About this tool
Rectangle Diagonal Calculator performs a browser-local calculation using measurements and quantities you control. The results are presented as labelled figures so each number is easy to interpret. All corners must be right angles; a skewed quadrilateral gives a different diagonal.
Diagonals & right triangles
Choose a task. Inputs stay in this page only.
MAKE IT SIMPLE
Result
Worked examples
Questions & answers
Can I use the default numbers for purchasing or safety certification?
No. Replace the examples with your real values. All corners must be right angles; a skewed quadrilateral gives a different diagonal.
MAKE IT SIMPLE
Result
Worked examples
Horizontal leg (m): 4, Vertical leg (m): 3
Hypotenuse: 5 mUsing these sample input values gives the first labelled output above. Enter two perpendicular legs; do not enter the hypotenuse as a leg.
Questions & answers
Can I use the default numbers for purchasing or safety certification?
No. Replace the examples with your real values. Enter two perpendicular legs; do not enter the hypotenuse as a leg.