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Interactive
Curated OER

The Pythagorean Theorem

For Students 10th
In this geometry learning exercise, 10th graders answer questions about right triangles by identifying the 3 sides of the triangle. They analyze the different shapes of polygons and relate them to right triangles to find the sides using...
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Interactive
Curated OER

Mixed Right Triangles

For Students 10th
In this geometry activity, 10th graders use right triangle trigonometry to find the missing angle measure or side length in right triangles. The one page interactive activity contains ten questions. Answers and hints are included. 
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Interactive
Curated OER

Geometric Mean Multiple Choice

For Students 9th - 10th
In this geometry worksheet, students find the measures of the side of a triangle. They use the Pythagorean Theorem to find the different parts of a right triangle. There are 10 questions with an answer key.
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Interactive
Curated OER

Ten Multiple Choice Length Problems

For Students 9th - 10th
In 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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Interactive
Curated OER

Arcs and Chords Multiple Choice

For Students 9th - 10th
In this geometry worksheet, students answer questions about triangles using the correct properties. They find missing angles and sides of triangles. There are 15 questions with an answer key.
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Interactive
Curated OER

Coordinate Planes - Area of Triangle

For Students 9th - 12th
In this online math activity, students find the area of a variety of triangles given the measurements of their vertices. This excellent resource allows the students to check their answers, and to get "hints" should they run into...
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Interactive
Curated OER

Angles in a Triangle

For Students 10th
In this geometry worksheet, 10th graders determine the measure or measures of the missing angle(s) in a triangle. The one page interactive worksheet contains four questions. Answers and hints are included. 
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Interactive
Curated OER

Supplementary Angles

For Students 10th
For this geometry worksheet, 10th graders determine measure of a supplementary angle. Algebra applications are included. The one page interactive worksheet contains six questions. Hints, clues, and answers are provided.
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Interactive
Curated OER

Arcs and Angles Formed by a Tangent and a Chord

For Students 10th
In this math worksheet, 10th graders solve problems involving a tangent line intersection the arc and forming various angles. There are 6 problems to be solved.
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Interactive
Curated OER

At The Playground: Following Directions

For Students Pre-K - K
In this following directions worksheet, students draw items on a swingset in a playground, as instructed: a bird, a boy and an ant.

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