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This unit includes worksheets, mini-lessons, interactive notebook pages, activities, and worksheets to help students practice finding missing sides when given the area or perimeter or when students are comparing area and perimeter. This product includes everything you need to teach students how to f
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Also included in: Area and Perimeter Bundle

\$7.00
40 Ratings
4.0

PDF (3.85 MB)

This power point presentation introduces the common core concept of perimeter with missing sides (3.MD.8). It includes: * a review of the introduction of perimeter * Step-by-step instructions for the kids to follow with you * Critical thinking questions to help students understand how to find missi
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\$4.50
57 Ratings
4.0

PPTX (664.94 KB)

Perimeter Mystery Pictures These are mystery picture activity sheets for Grade 3 on finding the perimeter of polygons, including finding the length of an unknown side length. Students are to complete the questionnaire, then color the squares to discover the mystery pictures. ----------------------
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\$4.99
52 Ratings
4.0

PDF (4.55 MB)

Digital Self-Checking Boom Cards is a fun and challenging way for students to practice 3rd grade measurement skills. This deck will help reinforce how to find the the missing side when the perimeter and one measurement is given. Polygons include: squares and rectangles. Students will use the inform
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\$2.50
24 Ratings
4.0

PDF (1.02 MB)

Riddle the Room: Perimeters and Missing Sides provides a fun whole group approach that will help your third graders master TEKS 3.7B: Determining the perimeter of a polygon or a missing length when given perimeter and remaining side lengths in problems.  Included: (Download the preview for a glimp
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\$3.00
14 Ratings
4.0

PDF (3.43 MB)

This St. Patrick's Day math center is perfect for the month of March! Third grade students will enjoy this game that helps them practice finding the missing sides given the area or perimeter. Students also have to determine if two rectangles have the same area or the same perimeter! Aligns with 3.MD
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Also included in: St. Patrick's Day 3rd Grade Math Centers BUNDLE

\$3.00
7 Ratings
4.0

PDF (11.08 MB)

This is a collection of perimeter worksheets/task cards to teach the concept of perimeter to 4th-grade kids. Choose the teaching medium that suits you -- either worksheets or task/flip cards.Kids love solving mysteries as it gives them extra motivation. They will enjoy uncovering the mystery picture
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\$3.99
6 Ratings
4.0

PDF (4.02 MB)

Google Paperless Practice - 3rd Grade Finding the Perimeter of Polygons {3.MD.8} Engage your students with this interactive DIGITAL resource that works with Google Slides™. No more copies to be made, no more printer ink, and no more lost papers! With this 22-slide digital resource, your students
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\$4.00
5 Ratings
4.0

PDF (25.45 MB)

This product has been designed to help busy teachers introduce TEKS 3.7B (Finding perimeters and missing sides). This product provides simple instructions with guided practice/repetition for problems in isolation and then further practice with a mix of different perimeter-type problems. I hope this
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\$2.50
3 Ratings
4.0

PDF (1.61 MB)

Area Battle!, Perimeter Battle!, and Missing Side Battle! are a fun way for students to solve for and compare the area of rectangles, the perimeter of polygons, and the missing side lengths of polygons. This game is meant to be played in pairs. The game can be played during guided math groups or in
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\$6.00
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ZIP (1.8 MB)

This could be a homework assignment, quiz, or independent practice/review that is designed to asses student ability to determine missing length and width when given an area or perimeter.
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FREE
1 Rating
4.0

DOC (23 KB)

Assessment for TEK 3.7B modeled after STAAR release practice questions
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\$1.50
5 Ratings
3.9

PDF (103.53 KB)

The Magic Of Math Unit 6 for THIRD GRADE focuses on: Week 1: Geometry: Quadrilaterals, Congruent Figures, 2D and 3D Shapes Week 2: Area: Intro to Area, Unit Squares, Relate to Multiplication Week 3: Area: Decomposing Rectangles, Partition Shapes, Relate to Fractions Week 4: Perimeter:
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Also included in: 3rd Grade Magic of Math: THE BUNDLE

\$16.00
\$12.80
802 Ratings
4.0

ZIP (49.29 MB)

The Case of the Missing Sides! Introduction to Perimeter: Students transform into Perimeter Detectives as they try to solve The Case of the Missing Sides! After they figure out the unknown side lengths of 10 real world irregular polygons, they must infer what they are part of! Introduction (Fence
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\$4.00
118 Ratings
4.0

PDF (17.59 MB)

Your students will have fun finding the missing sides of polygons! The perimeter is given along with all of the other sides. The set of 12 problems can be used as task cards or a competitive game with the cupcake game board. The key is included. Check out my other perimeter and area resources:
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\$2.00
60 Ratings
4.0

PDF (5.17 MB)

This is a set of task cards for finding the missing side when measuring area and perimeter. Each card has a picture of a real life object. Some of the dimensions are labeled but one is missing (as indicated by a ?). The question provides either the total area or perimeter and asks students to find
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CCSS:
\$3.00
71 Ratings
4.0

PDF (20.42 MB)

This is a set of 24 task cards to find the perimeter with missing sides. Students will use the given total perimeter and width or length to determine the missing side. Use these task cards in a math center, small group and much more! Answer key and recording sheet is included!
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\$3.00
26 Ratings
4.0

PDF (480.67 KB)

Looking for a quick assessment to determine student understanding of Area? This 10 question multiple choice assessment is perfect! This assessment can be used as a quiz, test, homework, ticket out the door, etc. This assessment will work great with Gradecam! The student will need to determine th
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CCSS:
\$1.00
52 Ratings
4.0

PDF (1.19 MB)

Perimeter with unknown sides! In this cut and paste activity, students will find the missing side of a polygon, then add the sides to find the perimeter. They will use the answer choices on the paper and cut them out and glue them next to the unknown side. When complete, they can glue their paper i
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\$1.00
37 Ratings
4.0

PDF (387.3 KB)

This worksheet addresses CCSS 3.MD.D.8: Solve real world and mathematical problems involving perimeters of polygons, including finding the perimeter given the side lengths, finding an unknown side length, and exhibiting rectangles with the same perimeter and different areas or with the same area and
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\$1.00
30 Ratings
4.0

PDF (48.59 KB)

This activity covers Texas 3rd Grade Math TEKS 3.7B. (7) Geometry and measurement. The student applies mathematical process standards to select appropriate units, strategies, and tools to solve problems involving customary and metric measurement. The student is expected to: (B) determine the peri
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\$3.75
24 Ratings
4.0

PDF (2.28 MB)

In this farm themed activity students will help the farmer's wife to figure out the perimeter of irregular shapes that are missing the value of one or more sides. The students will learn how to figure out the identity of a missing side or sides by using the shape's attributes. (Such as a rectangle w
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\$2.00
18 Ratings
3.9

PDF (2.44 MB)

The farmer's wife has a new problem! Her husband didn't like the rectangle pens for the animals. He thought they were boring! Students will help the farmer's wife to figure out the perimeter of irregular shapes. The students will also learn how to figure out the identify of a missing side when they
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\$2.00
17 Ratings
3.9

PDF (3.22 MB)

Students will take an in-depth look into calculating the area or perimeter of a rectangle when given different information. This sheet scaffolds from a very basic understanding of area and perimeter, to a deep and advanced understanding of the concept. Includes word problem that require students
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\$1.50
16 Ratings
4.0

DOC (56.5 KB)

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