Length Formula:
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The Diagonal To Length Width Calculator calculates the length of a rectangle when you know its diagonal and width measurements. This is based on the Pythagorean theorem applied to rectangular geometry.
The calculator uses the formula:
Where:
Explanation: This formula is derived from the Pythagorean theorem where the diagonal represents the hypotenuse of a right triangle formed by the length, width, and diagonal of the rectangle.
Details: Calculating length from diagonal and width is essential in various fields including construction, engineering, design, and mathematics. It helps determine unknown dimensions when working with rectangular shapes.
Tips: Enter diagonal and width measurements in meters. Both values must be positive numbers, and the diagonal must be greater than the width to obtain a valid result.
Q1: Why must the diagonal be greater than the width?
A: In a rectangle, the diagonal is always the longest side (hypotenuse), so it must be greater than both the length and width for the calculation to be valid.
Q2: Can I use different units of measurement?
A: Yes, as long as you use the same unit for both diagonal and width measurements. The result will be in the same unit.
Q3: What if I know the length and need to find the diagonal?
A: You would use the formula: \( Diagonal = \sqrt{Length^2 + Width^2} \)
Q4: Does this work for squares?
A: Yes, for squares where length equals width, the formula still applies: \( Length = \sqrt{Diagonal^2 - Width^2} \)
Q5: How accurate is this calculation?
A: The calculation is mathematically precise. The accuracy of your result depends on the precision of your input measurements.