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Worksheet
Houghton Mifflin Harcourt

Similar Polygons and Circles

For Students 9th - 12th
In these similar polygons and circles worksheets, students complete 15 questions including 9 word problems regarding similar polygons. Students then complete 15 questions including 1 word problem involving circumference, area, and arc...
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Interactive
Curated OER

Ten Multiple Choice Length Problems

For Students 9th - 10th
For this distance worksheet, 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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Worksheet
Curated OER

Lesson 5.3 Vocabulary Quiz: Concurrent Lines, Medians, & Altitudes

For Students 10th - 12th
In this vocabulary worksheet, students match a given vocabulary word to the correct definition.  Words include such terms as altitude, centroid, circumcenter, circumscribed circle, inscribed circle, median and orthocenter.  This one-page...
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Worksheet
Curated OER

Quiz: Translations and Vectors

For Students 7th - 9th
In this translation and vector worksheet, students graph and label translations of polygons and points. Translation instructions are given as ordered pairs, as well as in written words. This one-page worksheet contains ten problems.
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Worksheet
Curated OER

Indirect Euclidean Proofs

For Students 7th - 8th
In this indirect Euclidean proof learning exercise, students write statements supporting the reasons for a given proof. This one-page learning exercise contains ten problems.
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Worksheet
Curated OER

Lines and Angles

For Students 6th - 8th
In this math worksheet, students find the information concerning the line segments and angles. They define the complimentary and supplementary angles.
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Worksheet
Curated OER

Octahedron

For Students 6th - 8th
In this math worksheet, students develop cognitive and geometric abilities. They construct a paper model of a octahedron composed of eight triangular faces, six vertices and 12 edges.
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Worksheet
Curated OER

Challenge: Skills and Applications Lesson 2.4

For Students 9th - 10th
In this algebra worksheet, students create arguments using conjectures. They identify the sequence and the pattern and formula. They solve products and prove sum of integers. There are 8 questions.
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Worksheet
Curated OER

Volume and Surface Area of Polyhedrea

For Students 8th - 11th
In this volume and surface area worksheet, students use given formulas to determine the volume and area of polyhedrea. This four-page worksheet contains examples, explanations and 32 problems. Answers are provided on the fourth page.
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Lesson Plan
Curated OER

Angles in Standard Positions

For Teachers 9th - 11th
Students identify positive and negative angles using the Unit Circle. In this pre-calculus lesson, students identify the different angles on a unit circle using the coordinate plane and the four different quadrants as a guide. They...
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Lesson Plan
Curated OER

DISCOUNT LENSES ( GELATIN WAVE GUIDES)

For Teachers 9th - 12th
High schoolers study attributes associated with concept of fiber optics is done using a labmade fiber optic from clear molded gelatin. A variety of shapes can be cut and pieced together to form a conduit to transmit the laser beam by...
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Lesson Planet Article
Curated OER

Perspectives on Common Core: Student-Centered Math

For Teachers 4th - 5th
Ditching paper and pencils can lead to great opportunities for collaborative learning and yes, even fun.
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Lesson Plan
Dick Blick Art Materials

Start with a Circle...

For Students K - 12th
The Golden Ratio. The Divine Proportion. Yup. It's math and art blended into one colorful activity. Young artists combine colored tissue paper circles and parts of circles to create geometric patterns. As a bonus, kids get to figure out...
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Lesson Plan
Curated OER

Can You Name That Shape?

For Teachers 2nd - 3rd
Learners use materials to build, investigate, and draw two-dimensional shapes (polygons). They combine the shapes they have built and draw from the pile to begin a round-robin activity to name and determine the attributes of a selection...
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Lesson Plan
Curated OER

Red Circle, Red Circle, What Do You See?

For Teachers K - 1st
Young learners explore shapes and colors. They listen to Brown Bear, Brown Bear What Do You See? by Bill Martin Jr. and use the same language pattern to create a color and shape book of their own. After that, with the leftover magazine...
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Lesson Plan
Curated OER

City Streets: A Fold-up of a Street Lined with Buildings

For Teachers 5th - 8th
After walking in a nearby neighborhood, have your class create this amazing city street pop-up. They study the facades of the buildings they see, focusing on geometric line, shape, and architecture. They then draw, cut, and create a city...
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Lesson Plan
Illustrative Mathematics

Overlapping Squares

For Teachers 5th - 7th Standards
The objective of this activity is to find the percent of the area of a two squares overlapping. Mathematicians find the ratio of area for the part that overlaps to the rectangle formed. The final answer is a percent as a rate per 100....
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Assessment
Noyce Foundation

Lawn Mowing

For Teachers 6th - 7th Standards
This is how long we mow the lawn together. The assessment requires the class to work with combining ratios and proportional reasoning. Pupils determine the unit rate of mowers and calculate the time required to mow a lawn if they work...
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Assessment
Noyce Foundation

Pizza Crusts

For Teachers 6th Standards
Enough stuffed crust to go around. Pupils calculate the area and perimeter of a variety of pizza shapes, including rectangular and circular. Individuals design rectangular pizzas with a given area to maximize the amount of crust and do...
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Assessment
Noyce Foundation

Which is Bigger?

For Teachers 6th - 7th Standards
To take the longest path, go around—or was that go over? Class members measure scale drawings of a cylindrical vase to find the height and diameter. They calculate the actual height and circumference and determine which is larger.  
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Worksheet
CPM

Rigid Transformations

For Students 8th - 10th Standards
In this rigid transformation learning exercise, students follow directions to translate, reflect or rotate a figure in a coordinate plane. Examples and explanations are provided at the beginning of the document. This two-page learning...
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Lesson Plan
EngageNY

Four Interesting Transformations of Functions (Part 1)

For Students 9th - 10th Standards
Understanding how functions transform is a key concept in mathematics. This introductory lesson plan makes a strong connection between the function, table, and graph when exploring transformations. While the resource uses absolute value...
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Lesson Plan
Curated OER

Measuring Angles

For Teachers 3rd
Third graders describe an amount of turn from a particular position to another using the 'circular' benchmarks of 0, ++, ++, ++, and full turn. Estimation language such as 'just about', 'between', 'not quite', 'just over', and similar...
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Lesson Plan
Curated OER

Tessellations: Identify Common Shapes That Tessellate

For Teachers 6th - 8th
Students explore tessellations. They are shown a selection of shapes. Students identify shapes that tessellate and justify their answer. Students create their own tessellation.