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
Remove the vowels
First non-zero element in each column
Back to basics 9 - Indexed References
Maximum value in a matrix
Back to basics - mean of corner elements of a matrix
Area of an equilateral triangle
Find a Pythagorean triple
Side of a rhombus
Is this triangle right-angled?
Dimensions of a rectangle
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