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Interactive

Build quadrilaterals using lengths of different sizes in this interactive from Learning Math.

• Views: 130
• Favorites: 7

Interactive

Scaling

Compare multiplicative and additive relationships in this interactive from Learning Math.

• Views: 147
• Favorites: 7

Video

Classifying Triangles by Angles and Sides

Learn how to classify triangles according to angle measurements and side lengths in this video from Kansas City Public Television.

• Views: 130
• Favorites: 6

Interactive

Calculating Distance Using the Pythagorean Theorem

Use the Pythagorean theorem to determine the distance between two points on a Cartesian grid in this interactive from Learning Math.

• Views: 146
• Favorites: 6

Interactive

2D Nets and 3D Decorative Boxes

Calculate how many square inches of wrapping paper you need to cover a given box in this interactive from Teaching Math.

• Views: 182
• Favorites: 11

Interactive

The Largest Container: Problems Using Volume and Shape

Determine which solid would contain the greatest volume if constructed from a single sheet of paper in this interactive from Teaching Math.

• Views: 177
• Favorites: 13

Interactive

Comparing Volumes of Cylinders, Spheres, and Cones

Compare volumes of cylinders, spheres, and cones with equal radius and height in this interactive from Learning Math.

• Views: 351
• Favorites: 12

Video

Determining Surface Area with Unit Blocks, Rulers, and Nets

Learn how to calculate the surface area of a rectangular prism in this video from the Innovation Math Challenge.

• Views: 994
• Favorites: 20

Video

The Pythagorean Theorem and 18th-Century Cranes

Learn how the Pythagorean theorem figures into the complex process of reproducing a 18th-century construction crane in this video from Learning Math.

• Views: 54
• Favorites: 4

Video

Areas of Irregular Shapes: Building Sailboats

Learn how a boatbuilder and a sailmaker use the areas of triangles and the volumes of irregular shapes in the art of boatbuilding in this video from Learning Math.

• Views: 67
• Favorites: 2

Video

Examine strategies to identify the properties of quadrilaterals and how different types of parallelograms—squares, rectangles, and rhombuses—compare and contrast in this video from KCPT.

• Views: 62
• Favorites: 1

Video

Escaramuza: Symmetry, Reflection, Rotation

Learn to diagram two-dimensional representations using footage from a real-life equestrian event on an x–y graph and reflect and rotate that diagram in this video from CAAM.

• Views: 87
• Favorites: 2

Interactive

Cross Sections of a Cube

Vary the angle and position of a slice through a cube and explore the resulting cross sections in this interactive from Learning Math.

• Views: 422
• Favorites: 5

Interactive

Constructing Triangles

Examine relationships to determine what side lengths can form triangles in this interactive from Learning Math.

• Views: 119
• Favorites: 3

Video

Rotation

Learn the meaning of the geometric term rotation and see several examples in this animated Math Shorts video from the Utah Education Network.

• Views: 134
• Favorites: 8

Interactive

Rotation Symmetry

Determine the angle of rotation of various figures with rotation symmetry in this interactive from Learning Math.

• Views: 94
• Favorites: 9

Interactive

Classifying Polygons

Identify common properties of polygons sorted in a Venn diagram in this interactive from Learning Math.

• Views: 720
• Favorites: 12

Interactive

Are These Shapes Congruent?

Determine whether two shapes are congruent by rotating, translating, and reflecting them in this interactive from Teaching Math

• Views: 281
• Favorites: 15

Video

Three-Dimensional Printing

Learn how computer design software runs three-dimensional printers by translating 3D shapes into triangles in this video from Learning Math.

• Views: 127