Why study trigonometry? We study Trigonometry because it is useful. Its earliest and simplest use is to find the missing part of a triangle. But mathematicians do not just study
Exercises, Problems, and Math Investigations
The quality of mathematics students learn depends on the mathematical tasks or activities we let our students engage in. Mathematical activities/tasks can be categorized into three types: exercises, problem solving, and
Teaching absolute value of an integer
The tasks below are for deepening students’ understanding about the absolute value of a number and provide a context for creating a need for learning operations with integers. You may give the
What is an integer?
Here are some ideas pupils need to learn about integers: •A number represents a quantity. An integer is a type of number. An integer represents a quantity. •Integers are useful