Mathematics for IGCSE & O level - Pythagoras' Theorem And Trigonometry (Section 4 - No. 36)
Which formula(s) correctly represent(s) the Pythagorean theorem?
a^2 + b^2 = c^2
c^2 = a^2 + b^2
c = √(a^2 + b^2)
a^2 + c^2 = b^2
解释
All correct formulas; the last formula is not a correct version.