An isosceles triangle has equal sides of length x and a base of length y. Find the area, A, of the triangle.
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It takes me three times......
Use Pythagoreans theorem
Sum all integers from 1 to 2^n
Project Euler: Problem 10, Sum of Primes
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Switch matrix to a column vector
Find a Pythagorean triple
Length of the hypotenuse
Is this triangle right-angled?
Side of an equilateral triangle
Dimensions of a rectangle
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