Geometry - Triangles Resources for Test Prep

Links verified on 10/14/2015

1. Acute, Right, and Obtuse Angles - video lesson from Khan Academy
2. Angle Classification: Acute, Right, Obtuse - explanation followed by fill-in-the-blank questions
3. Angles - [4:15] video lesson from Virtual Nerd
4. Angles - explanation, with illustrations, of acute, right, obtuse and straight angles followed by questions for checking understanding
5. Angles - Students practice their knowledge of acute, obtuse and alternate angles.
6. Angles - [designed for grade 6] Interactive game to help recognize angles.
7. Classify Angles - [designed for grade 4] explanation followed by a link to a practice activity
8. Classifying and Identifying Angles Worksheets - This page contains worksheets in identifying types, classifying angles, measure and classify, drawing examples according to the given type, identifying types from multiple rays, classifying angles in geometric shapes, types of angles formed by clocks, counting types and classification charts
9. Classifying Angles - five multiple choice questions
10. Geometry Building Blocks: Classifying Angles - explanation and drawings
    1. Examples to go with the lesson above
    2. Quiz to follow the lesson
11. Measuring Angles - use a virtual protractor
12. Measuring Angles with a Protractor - Practice lining up and reading a protractor while you measure a set of angles in this fun learning activity at Math Playground.
13. Names of Angles - definition and drawings of each type
14. Right, Acute, and Obtuse Angles - [requires the newest version of Shockwave] sort angles into appropriate containers
15. Right, Acute, and Obtuse Angles - [requires the newest version of Shockwave] figures are shown, decide which is the proper angle
16. Triangle Explorer - Students learn about areas of triangles and about the Cartesian coordinate system through experimenting with triangles drawn on a grid.
17. Triangles Quiz - [designed for grade 4] multiple-choice quiz from IXL
18. Triangles Side-By-Side - use geometric vocabulary to describe properties of triangles
19. What's Your Angle - lesson plan from Scholastic

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