Given the area, find missing side lengths of a rectangle

Given the area, find missing side lengths of a rectangle

In this lesson, you will learn how to find the side length of a rectangle by drawing an array when the area is known.

ADDITIONAL MATERIALS

STANDARDS

VA.MG.4.7 The student will solve practical problems that involve determining perimeter and area in U.S. Customary and metric units.

CCSS.3.MD.C.7.b Multiply side lengths to find areas of rectangles with whole-number side lengths in the context of solving real world and mathematical problems, and represent whole-number products as rectangular areas in mathematical reasoning.

IN.3.M.6 Multiply side lengths to find areas of rectangles with whole-number side lengths to solve real-world problems and other mathematical problems, and represent whole-number products as rectangular areas in mathematical reasoning.

TEKS.4.5.D solve problems related to perimeter and area of rectangles where dimensions are whole numbers.

TEKS.3.6.C determine the area of rectangles with whole number side lengths in problems using multiplication related to the number of rows times the number of unit squares in each row;