A garden table and a bench cost $619 combined. The garden table costs $81 less than the bench. What is the cost of the bench?

noncoplanar points are points that do not lie on the same line.

step-by-step explanation:

assume that you have 3 different side lengths.   apply the pythagorean theorem here:   square each of the two shortest sides; call them a and b, so that their squares are a² and b².   also square the longest side, calling the result c².

now, if a² + b² = c² is true, the triangle is a right triangle; otherwise it is not a right triangle.

step-by-step explanation:

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