Interactive
Curated OER

TAKS Math Quiz - Angle Measurement

For Students 4th - 6th
In this TAKS online math quiz activity, students take an online quiz focused angle measurement with a protractor. Quiz can be graded online by clicking a link.
Interactive
CK-12 Foundation

Proofs: Angle Pairs and Segments—The Three Angle Problem

For Students 9th - 11th
Finding the sum of the measures of three angles is easy, unless you have no clue what the measures are. Learners use an interactive diagram to see a geometric problem in a different way. A set of challenge questions takes them through...
Interactive
Curated OER

Interior and Exterior Angles of Polygons

For Students 9th - 12th
In this online math worksheet, students find the interior and exterior angles of polygons. This excellent resource allows the students to check their answers, and to get "hints" should they run into difficulties. A terrific teaching tool!
Interactive
Curated OER

Try These Angles! Exploring Angles

For Students 5th - 8th
In this angles worksheet, students answer multiple choice questions about different types of angles in shapes. Students complete 10 questions.
Interactive
Curated OER

Interior Angles of Polygons

For Students 9th - 12th
In this online math worksheet, students determine the interior angles of polygons given their exterior measurements. This excellent resource allows the students to check their answers, and to get "hints" should they run into...
Interactive
Curated OER

Try These Angles! Exploring Angles: Post Test

For Students 5th - 8th
In this angles worksheet, students answer multiple choice questions about angles on their own and angles inside shapes. Students complete 10 multiple choice questions.
Interactive
Shodor Education Foundation

Squaring the Triangle

For Students 8th - 12th Standards
Teach budding mathematicians how to square a triangle with an interactive that shows a graphical proof of the Pythagorean Theorem. Pupils alter the lengths of the legs using sliders. Using the inputted lengths, the applet displays the...
Interactive
Curated OER

Angles in a Triangle

For Students 10th
For 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. 
Interactive
Curated OER

Polygons Multiple Choice

For Students 9th - 10th
In this geometry worksheet, students identify the interior and exterior angles using the angle sum theorem. They identify and solve quadrilaterals using properties of quadrilaterals. There are 12 questions with an answer key.
Interactive
Curated OER

SAT Grid Ins Practice Test 04

For Students 10th - 11th
In this SAT Practice Test, students solve a variety of problems that range from solving for a variable, rate, probability, and area.
Interactive
Curated OER

AC Phase

For Students 10th - Higher Ed
In this AC phase instructional activity, learners answer 24 questions about AC and DC voltages, phasor diagrams, sine wave graphs and Lissajous figures.
Interactive
Curated OER

SAT Practice Test

For Students 9th - 12th
In this secondary mathematics learning exercise, students assess their readiness for the SAT test.  The one page, interactive learning exercise contains ten problems.  Solutions are not provided.