The student will be shown a shape with some information about the lengths of some of its sides and the perimeter, or its area. The student will use that information to find the length of an unknown side of the shape.
Triangle, two sides and the perimeter are known. Rectangle, one side and the perimeter are known. Rectangle, one side and area are known. Square, the perimeter is known. Square, the area is known. Regular polygon, the perimeter is known. Regular star, the perimeter is known. Irregular quadrilateral, three sides and the perimeter are known.
6, this gives plenty of room to work the problems. 9, there is limited space to work the problems.
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