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Perimeter-AROUND

Perimeter-AROUND

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Author: Rachel Casto
Description:

I can use the perimeter formula of "2L + 2w = p" to solve real world problems.

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Tutorial

Key Vocabulary

perimeter-distance around a 2-D shape; the border; found using the algorithm "(2 x length) + (2 x width) = perimeter" or "L + L + w + w"

 

Students in fourth grade are expected to find the perimeter of squares and rectangles.

Below you will find resources to help students better understand how to find the perimeter around a shape.

PERIMETER OF SQUARES AND RECTANGLES

Perimeter
(Source:  Study Jams)

Perimeter
(Source:  LearnZillion)

Using Standard Algorithm
(Source:  LearnZillion)

Using Area Model
(Source:  LearnZillion)

Find Missing Sides Using Perimeter Formula
(Source:  LearnZillion)

PERIMETER OF IRREGULAR SHAPES

More Than 4 Sides
(Source:  LearnZillion)

Perimeter and Area
(Source:  YouTube)

AREA AND PERIMETER

Area and Perimeter Help
(Source:  YouTube)

Perimeter

Full Screen

Perimeter Challenge

Full Screen

Area and Perimeter

Full Screen