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Trigonometry Pile Up - Assessment or Activity: Pythagorean and Cosine use

Sine, Cosine, Tangent diagram. For help on how to identify the adjacent, opposite, and hypotenuse. (PS: Includes formulas.)

mind. blown.

One more, One less, Ten More, Ten Less !WOW, why didn't I think of this! MamaPat

Pythagorean theorem game

List of educational websites.

A Pinner said: A visual proof of the Pythagorean Theorem. When I taught this in class, I had the students prove it themselves by cutting out squares on graph paper. They cut out the square of side A and the square of side B, and then they pasted the squares along the hypotenuse. They loved it! - I MUST TRY THIS!!!

Yet by mholtzen I started using the word “Yet” with my students a couple years ago. When a child says, “But I don’t get it,” or “I can’t do this,” which happens often in my land of perfectionists, I add the word, “Yet” to the end of their declaration.

Tableau périodique des éléments de Mendeleïev : Moteurs ou procédés surunitaires, débat et idées ?