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Learning Goal
Part of: Draw, construct, and describe geometrical figures and describe the relationships between them — 2 of 3 cluster items
Draw geometric shapes with given conditions
7.G.A.2
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What you'll learn
- Draw geometric shapes with given conditions using freehand sketches, ruler and protractor, and dynamic geometry tools.
- Construct a triangle given three side lengths (SSS) and determine whether the given lengths can form a triangle using the triangle inequality.
- Construct a triangle given two sides and the included angle (SAS) and recognize that these conditions determine a unique triangle.
- Construct a triangle given two angles and the included side (ASA) and recognize that these conditions determine a unique triangle.
- Explain why three angle measures alone (AAA) do not determine a unique triangle, identifying that infinitely many similar triangles satisfy the same angle conditions.
- Analyze ambiguous triangle conditions (SSA) and determine whether zero, one, or two triangles can be formed, supporting conclusions with constructed examples.
Slides
Interactive presentations perfect for visual learners • 2 slide decks
Slide Video
Watch narrated slides play like a video lesson • Narrated slide playback
Exercises
Practice problems to build fluency and understanding • 1 exercises