In this trigonometric functions activity, 11th graders solve and complete 5 different sets of problems. First, they find each angle using angle addition/subtraction formulas as shown. Then, students prove each of the identities provided.
11th Math 3 Views 5 Downloads
Teaching Problem Solving Strategies in the 5-12 Curriculum
Address any kind of math concept or problem with a series of problem-solving strategies. Over 12 days of different activities and increasing skills, learners practice different ways to solve problems, check their answers, and reflect...
5th - 12th Math
New Review Solving Quadratic Equations
Polynomials are full of solutions! Learners understand that the degree determines the number of solutions. Examples show quadratic equations solved by factoring and by using the quadratic formula. A cubic equation is even mixed in for...
8th - 11th Math CCSS: Adaptable
Saxon Math: Algebra 2 (Section 11)
As we approach the end of the Saxon math sections, the 11th of 12 units begins the process of summarizing and combining material from the previous lessons. The relationships between functions and their transformations are investigated,...
9th - 12th Math CCSS: Adaptable
Solving Absolute Value Inequalities
You know how to find absolute values and you know how to solve inequalities — but what happens when these two concepts are in the same problem? A YouTube video first reviews absolute values and moves on to solving absolute value...
8 mins 8th - 11th Math CCSS: Designed
New Review Hyper-Solving Quadratic Equations
How does a ghost solve a quadratic equation? By completing the scare! Groups of learners develop a slideshow presentation outlining the ways to solve quadratic equations. The plan outlines the requirements, making the expectations clear...
9th - 12th Math CCSS: Designed