Unit Plan
CK-12 Foundation

Ck 12: Geometry: Area of Squares and Rectangles

For Students 6th - 8th
[Free Registration/Login may be required to access all resource tools.] In this lesson students find the area of squares and rectangles. Students examine guided notes, review guided practice, watch instructional videos and attempt...
Unknown Type
McGraw Hill

Glencoe: Self Check Quizzes 1 Geometry Area of Rectangles

For Students 9th - 10th
Use Glencoe's randomly generated self-checking quiz to test your knowledge of finding the area of rectangles. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of the page click the "Check...
Unit Plan
CK-12 Foundation

Ck 12: Geometry: Perimeter of Squares and Rectangles

For Students 6th
[Free Registration/Login may be required to access all resource tools.] Find the perimeter of squares and rectangles.
Unknown Type
Khan Academy

Khan Academy: Use Area of Squares to Visualize Pythagorean Theorem

For Students 7th - 8th Standards
Apply the Pythagorean theorem and its converse to solve these problems. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Unit Plan
CK-12 Foundation

Ck 12: Geometry: Area of a Circle

For Students 6th - 8th
[Free Registration/Login may be required to access all resource tools.] In this lesson students find the area of a circle given its radius or diameter. Students examine guided notes, review guided practice, watch instructional videos and...
Unit Plan
Khan Academy

Khan Academy: Area of Rectangles

For Students 2nd - 4th Standards
Find area of rectangles and squares by multiplying side lengths. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Given the Perimeter Find the Side Length and Area Squares

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] Students watch a video overview on how to find the area of a square when given the perimeter. CCSS.Math.Content.3.MD.D.8 Solve real world and mathematical problems...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Given the Area Find the Side Length and Perimeter Squares

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] Students watch a video and attempt practice problems on how to find the perimeter and side length of a square when given the area of a square....
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Unknown Dimensions of Squares and Rectangles (Grade 3)

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] This learning module features five videos and a set of practice questions in which students learn to compute linear measures, given edge or surface measures of...
Unit Plan
CK-12 Foundation

Ck 12: Geometry: Area and Perimeter of Rectangles

For Students 6th - 8th Standards
[Free Registration/Login may be required to access all resource tools.] In this lesson, students find the perimeter and area of squares and rectangles by using formulas. Students examine guided notes, review guided practice, watch...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Area and Perimeter of Squares and Rectangles

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] Students watch a video and attempt practice problems on the area and perimeter of rectanlges and squares.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Perimeter of Squares and Rectangles

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] Students watch a video and attempt practice problems on finding the perimeter of rectangles and squares.
Unit Plan
Mr. Martini's Classroom

Mr. Martini's Classroom: Area of Triangles, Trapezoids & Parallelograms

For Students 3rd - 8th Standards
Students solve for the area of rectangles, squares, triangles, trapezoids, and parallelograms.
Unit Plan
Shmoop University

Shmoop: Basic Geometry: Area (Polygon, Triangle, Circle, Square)

For Students 9th - 10th Standards
The geometry resource investigates the area of polygons, triangles, circles, and squares. Formulas and examples are included.
Activity
CK-12 Foundation

Ck 12: Perimeter of Squares and Rectangles: Tennis Court

For Students 4th - 7th Standards
[Free Registration/Login Required] Students move the points for the lengths of sides to determine the perimeter. Click challenge me to answer practice questions and click learn more to watch a video.
Unit Plan
CK-12 Foundation

Ck 12: Geometry: Area and Perimeter of Rectangles

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] This concept teaches students to find the area and perimeter of rectangles and squares. Students examine guided notes, review guided practice, watch instructional...
Unit Plan
Khan Academy

Khan Academy: Find Area by Counting Unit Squares

For Students 2nd - 4th Standards
Find the area of shapes by counting the unit squares inside them. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video tutorial, or receive hints on how to find area....
Unit Plan
Shmoop University

Shmoop: Basic Geometry: Area Formulas

For Students 9th - 10th Standards
The geometry resource investigates the area of polygons, triangles, circles, and squares. Formulas, examples, and practice exercises are included.
Activity
Maths Challenge

Maths challenge.net: Sloping Square

For Students 9th - 10th Standards
A geometry problem of finding the area of a sloped square within a square.
Activity
Maths Challenge

Maths challenge.net: Triangle in a Square

For Students 9th - 10th Standards
A "three star" geometry problem requiring some prior knowledge in math and proofs to maximize the area of an inscribed triangle in terms of the hypotenuse.
Unit Plan
CK-12 Foundation

Ck 12: Geometry: Unknown Dimensions Using Formulas Grade 7

For Students 7th
[Free Registration/Login may be required to access all resource tools.] Given a perimeter or area of a figure, use formulas to solve for the unknown or missing dimensions.
Unit Plan
Khan Academy

Khan Academy: Counting Unit Squares to Find Area Formula

For Students 2nd - 4th
This tutorial includes a video, questions and explanations around using unit squares to see why multiplying side-lengths can also find the area of rectangles.
Unit Plan
Khan Academy

Khan Academy: Shaded Areas

For Students 6th - 8th
Find the areas of shaded regions which are combinations of squares, triangles, and circles. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Interactive
Mangahigh

Mangahigh: Shape: Area by Counting Squares

For Students 5th - 8th Standards
Determine the area of a shape.