Geometry Review: Two-Column Proofs
In this two-column proof instructional activity, students create proofs to determine congruent shapes and the midpoint of a line. This two-page instructional activity contains 11 multi-step problems.
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Reasons for Geometric Statement/Reason Proofs
Stuck trying to remember the formal language of a geometric proof? Never fear, this handout has them all ready to go. The reasons are sectioned by topic so this handy guide is ready when you are to tackle those two column proofs.
8th - 11th Math CCSS: Adaptable
Flippin' Proofs Parallel Lines Project
Learners will "flip" for this creative way to practice writing and explaining two-column proofs about parallel lines. As they create their masterpiece, young geometers are led to consider overall proof characteristics as well as...
10th - 12th Math CCSS: Adaptable
Calculating Conditional Probabilities and Evaluating Independence Using Two-Way Tables (part 1)
Being a statistician means never having to say you're certain! Learners develop two-way frequency tables and calculate conditional and independent probabilities. They understand probability as a method of making a prediction.
10th - 12th Math CCSS: Designed
Dropping Out or Staying In: Two-Way Table Analysis
Dropping out of school and its effects are all relative. Using a two-way frequency table of drop-out rates, pupils calculate relative frequencies. They determine the joint, marginal, and conditional relative frequencies. Learners...
9th Math CCSS: Designed
Accelerated Geometry Review Sheet
Your geometry learners use their knowledge of various geometric concepts to write proofs. Starting with givens containing parallel line segments with transversals and triangles and quadrilaterals, and the mid-point and distance formulas;...
8th - 10th Math CCSS: Adaptable