The Model: Samurai Helmet
The Specific Topics: 45-45-90 triangle, pythagorean theorem, quadratics, radicals, congruence, scaling, and fractions.
Nothing is pre-drawn on this worksheet, but the students should have three 45-45-90 right triangles drawn, with all side lengths figured out, when finished.
Give students a link to this video if they were absent the day of the lesson or if you want to assign this has homework. Here we teach directly to students and reference the above worksheet.
Additional Teaching Comments:
Cat’s love to wear samurai hats.