Mathematics for IGCSE & O level - Pythagoras' Theorem And Trigonometry (Section 3 - No. 24)
What is the formula for Pythagoras' theorem?
a + b = c
a^2 + b^2 = c^2
a - b = c
2a + 2b = c
Explanation
Pythagoras' theorem states that in a right-angled triangle, the square of the hypotenuse is equal to the sum of the squares of the other two sides.
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