Mathematics for IGCSE & O level - Pythagoras' Theorem And Trigonometry (Section 4 - No. 38)
In a right-angled triangle, what is the relationship between the hypotenuse (c) and the other two sides (a and b) as described by the Pythagorean theorem?
c = a + b
c^2 = a^2 + b^2
c = a - b
c^2 = a^2 - b^2
Explanation
The Pythagorean Theorem is c^2 = a^2 + b^2
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