FROM THE MOSCOW PAPYRUS
(3) The area of a rectangle is 12, and the width is 3/4 of the length. How long are the sides of the rectangle?
The area of a rectangle equals length times width (l•w), which equals 12
(4) One leg of a right triangle is 2 1/2 times the other, and the area is 20. How long are the triangle’s sides?
The area of a triangle equals 1/2 of the base times the height (A=1/2 bh), which equals 20.
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