Tina is planning to fence in an area for her dog. she wants to create a rectangular area of 1,600 square feet for her pet and can afford to purchase 160 feet of fence. in two or more complete sentences, explain the algebraic model, calculations and reasoning necessary to determine the dimensions of the rectangular area

Polygons efgh and e′f′g′h′ are shown on the coordinate grid: what set of transformations is performed on efgh to form e′f′g′h′? a. a translation 1 unit to the left followed by a 90-degree counterclockwise rotation about the origin b. a translation 1 unit to the right followed by a 90-degree counterclockwise rotation about the origin c. a 90-degree clockwise rotation about the origin followed by a translation 2 units to the right d. a 90-degree clockwise rotation about the origin followed by a translation 2 units to the left

Show your workcan a right triangle have this sides? *how to prove it without using the pythagorean theorema*

Last month, a 770 g box of cereal was sold at a grocery store for $3.10. however, this month, the cereal manufacturer launched the same cereal in a 640 g box, which is being sold at $2.50. what is the percent change in the unit price?