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Lesson Plan
Curated OER

Diagonals to Quadrilaterals II

For Teachers 8th - 10th
Learners identify the properties of different polygons. In this geometry lesson, students find the slope of a line and calculate the distance between two lines. They differentiate between similar and congruent polygons.
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Worksheet
Curated OER

Midpoint of a Line Segment

For Students 10th
In this line segment instructional activity, 10th graders identify and solve 10 different problems that include determining the midpoint of a line segment in each. First, they determine the midpoint of a segment that connects two points....
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Worksheet
1
1
PBS

Working with Coordinate Planes: Activities and Supplemental Materials

For Students 5th - 8th Standards
Seven activities make up a collection of supplemental materials to reinforce graphing on a coordinate plane. Worksheet objectives include plotting coordinates within single and four quadrants, measuring straight and diagonal lines, and...
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Lesson Plan
EngageNY

Searching a Region in the Plane

For Students 9th - 12th Standards
Programming a robot is a mathematical task! The activity asks learners to examine the process of programming a robot to vacuum a room. They use a coordinate plane to model the room, write equations to represent movement, determine the...
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Activity
101 Questions

Snail's Pace

For Teachers 6th - 8th Standards
Time doesn't fly when you're watching a snail cross a sidewalk. Combining the concepts of the Pythagorean Theorem and the distance, rate, and time formula, learners determine how long it takes a snail to go from one corner of a sidewalk...
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Instructional Video9:23
Corbett Maths

3D Pythagoras

For Students 6th - 12th Standards
Calculate one hypotenuse then repeat. The resource provides a variety of ways for finding the length of the diagonal in a prism. Using the Pythagorean Theorem, pupils find a variety of distances in 3-D figures. The distances range from...
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Interactive
Curated OER

Ten Multiple Choice Length Problems

For Students 9th - 10th
In this distance activity, students calculate the lengths of sides and diagonals of figures.  Students also compute lengths in shadow problems.  The solutions are provided by clicking on the "show answers" tab at the bottom of the page.
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Lesson Plan
Curated OER

Distance in Coordinate Geometry

For Teachers 9th - 10th
Students analyze distance and graphing. In this geometry lesson, students work problems on a coordinate grid calculating the distance. They apply the Pythagorean Theorem to their data and answer.
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Lesson Plan
Curated OER

Elements Picture Assignment

For Teachers 9th - Higher Ed
Young scholars identify the basic structural and decorative designs, create examples of line (horizontal/vertical/curved/diagonal), as well as identify and explain the difference between shape and form. Then, they identify and explain...
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Lesson Plan
Curated OER

The football and Braking Distance; Model Data with Quadratic Functions

For Teachers 8th - 10th
Students use the quadratic formula to solve application problems. The first problem relates to the path of a football thrown from the top of the bleachers. Students compute the time it will take the football to reach certain heights. In...
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Lesson Plan
1
1
Curated OER

A Rectangle in the Coordinate Plane

For Teachers 7th - 9th Standards
A quadrilateral is drawn on the coordinate plane, and eighth grade geometers find the length of each side and the diagonals by applying the Pythagorean theorem. 
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Assessment
Inside Mathematics

Patterns in Prague

For Teachers 8th Standards
Designers in Prague are not diagonally challenged. The mini-assessment provides a complex pattern made from blocks. Individuals use the pattern to find the area and perimeter of the design. To find the perimeter, they use the Pythagorean...
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Interactive
Curated OER

7-2 Self Check Pythagorean Theorem Multiple Choice

For Students 8th - 10th
Middle and high schoolers use the Pythagorean Theorem to determine the length of the sides of a right triangle. They solve distance problems. This one-page worksheet contains 10 multiple-choice problems. This is self-checking worksheet.
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Worksheet
Curated OER

Trigonometry Multiple Choice

For Students 9th - 10th
In this geometry activity, students solve word problems. They find the height and distance of triangular measurements. They identify missing angles using triangular properties. There are 10 questions.
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Worksheet
Curated OER

Quadrilateral Explorations

For Students 9th
In this geometry worksheet, 9th graders classify quadrilaterals by using coordinate geometry and the properties of various quadrilaterals. The seven page worksheet contains eleven questions. Answers are not included.
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Printables
1
1
Houghton Mifflin Harcourt

Unit 6 Math Vocabulary Cards (Grade 5)

For Students 5th Standards
Acute angles, nets, and vertices are only a few terms that a set of flash cards includes. Among the 108 cards, two types are available; word cards printed in bold-faced lettering, and corresponding definition cards equipped with an...
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Printables
1
1
Houghton Mifflin Harcourt

Unit 5 Math Vocabulary Cards (Grade 6)

For Students 6th Standards
Acute angle, line of symmetry, and vertex are a few terms you'll find in a set of 90 flashcards designed to reinforce math vocabulary. Included in the set are two types of cards; a word card printed in bold font, and a definition card...
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Worksheet
Curated OER

Right Triangles

For Students 10th
For this right triangles worksheet, 10th graders solve and complete 5 different types of problems. First, they solve each of the right triangles shown and express each answer correct to two decimal places. Then students find the...
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Worksheet
Curated OER

Euler's Theorem

For Students 10th
In this Euler's Theorem worksheet, 10th graders solve and complete 15 various types of problems. First, they find the distance and midpoint of a segment given its endpoints. Then, students identify the number of vertices, edges, and...
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Worksheet
Curated OER

Geometric Applications

For Students 9th - 11th
In this geometric applications instructional activity, students find the length of a missing side of a right triangle. They determine the perimeter of a polygon and find the distance between two lines. This two-page instructional...
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Lesson Plan
Key Curriculum Press

Properties of Special Parallelograms

For Teachers 9th - 11th Standards
Rhombuses, rectangles and squares are have special properties. In this lesson plan, young geometers investigate and make conjectures about diagonals, angles, and parallel lines of parallelograms. 
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Lesson Plan
Curated OER

World Projections

For Teachers 4th - 5th
Learners identify map projections and examine polar maps. In this map skills lesson, students use a flat world map to identify various projections and calculate the distances between locations by using a map scale.
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Lesson Plan
Curated OER

Discovering the Area and Perimeter of Triangles

For Teachers 8th
Eighth graders identify how to find the area and perimeter of rectangles and triangles. They discuss their understanding of area and perimeter and how the two concepts are applied in the real world. Finally, 8th graders determine the...
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Lesson Plan
Curated OER

Interior Design: Poster Board Lines

For Teachers 10th - 12th
Observe different types of lines and apply skills to create posters demonstrating line directions. Discern the four different types of lines and the ambience each creates in a room. In groups, explain each line poster.