1. Copy and complete the 3) Squares and are quadrilaterals with all sides equal b) Quadrilaterals with only one pair of opposite sides parallel are called have two pairs of c) Squares, and opposite sides parallel. d) Rectangles, and are ali quadrilaterals that have two pairs of opposite sides equal. 2. Name each of the figures below. Explain why you have named them so B А​

Step by step explanation pls for 10 pts the length of a rectangular board is 3 feet less than twice its width. a second rectangular board is such that each of its dimensions is the reciprocal of the corresponding dimensions of the first rectangular board. if the perimeter of the second board is one-fifth the perimeter of the first, what is the perimeter of the first rectangular board?