Curated OER
Using Technology to Represent Mathematical Identities
Students explore the concept of trig identities. For this trig identity lesson, students use Mathematica to graph trig identities. Students see the trig identities graphically and enforce the notion that two trig functions can be...
Curated OER
Area of Sectors
In this area of sectors instructional activity, students find the area of a given sector, area of inscribed figures, and area of shaded regions. This two-page instructional activity contains 20 problems. An answer sheet is provided on...
Curated OER
End of Trig
For this end of trig worksheet, students solve and complete 18 different problems. First, they solve each equation by comparing each set of terms. Then, students determine the sine, cosine and tangent for each problem shown.