Mathematics for IGCSE & O level - Pythagoras' Theorem And Trigonometry (Section 2 - No. 6)
If you know the hypotenuse and one leg of a right triangle, how do you find the other leg?
Add the lengths of the hypotenuse and the known leg.
Subtract the length of the known leg from the hypotenuse.
Use the Pythagorean Theorem.
Divide the length of the known leg by the hypotenuse.
Vysvětlení
The Pythagorean Theorem can be rearranged to find a leg when the hypotenuse and the other leg are known.