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Lesson Plan
Curated OER

Using Technology to Represent Mathematical Identities

For Teachers 11th - Higher Ed
Students explore the concept of trig identities. In 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 equivalent.
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Worksheet
Curated OER

Area of Sectors

For Students 10th - Higher Ed
In this area of sectors instructional activity, learners 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...
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Worksheet
Curated OER

End of Trig

For Students 12th - Higher Ed
In this end of trig activity, 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.