OML Search

Construct rectangles from unit squares and determine the perimeters



Videos, examples, and solutions to help Grade 3 students learn how to construct rectangles from a given number of unit squares and determine the perimeters.

Common Core Standards: 3.MD.4, 3.MD.8, 3.G.1

Related Topics:
Lesson Plans and Worksheets for Grade 3,
Lesson Plans and Worksheets for all Grades,
More Lessons for Grade 3,
Common Core For Grade 3

New York State Common Core Math Grade 3, Module 7, Lesson 18
Worksheets for Grade 3

Lesson 18 Homework

1. Shade in squares on the grid below to create as many rectangles as you can with an area of 18 square centimeters.

2. Find the perimeter of each rectangle in Problem 1 above.

3. Estimate to draw as many rectangles as you can with an area of 20 square centimeters. Label the side lengths of each rectangle.
a. Which rectangle above has the greatest perimeter? How do you know?
b. Which rectangle above has the smallest perimeter? How do you know?



Try the free Mathway calculator and problem solver below to practice various math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.
Mathway Calculator Widget


OML Search


We welcome your feedback, comments and questions about this site or page. Please submit your feedback or enquiries via our Feedback page.