Question 989757
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Do you know the Pythagorean theorem?


It says that the other leg is   {{{sqrt(20^2 - 16^2)}}} = {{{4*sqrt(5^2-4^2)}}} = {{{4*sqrt(25-16)}}} = {{{4*sqrt(9)}}} = 4*3 = 12.


Could you find the area of the triangle then?