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Lesson Plans (3) A detailed description of the instruction for teaching one or more concepts or skills.


ALEX Lesson Plans


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Subject: Mathematics (9 - 12), or Technology Education (9 - 12)
Title: Acres Away!
Description: In the lesson students will use a matrix to determine the area of a triangular piece of land.  The student will be supplied with state plane coordinates and conversion information to calculate the area and then convert to acres.This lesson plan was created as a result of the Girls Engaged in Math and Science University, GEMS-U Project.


Thinkfinity Lesson Plans


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Subject: Mathematics
Title: Law of Cosines     
Description: In this Illuminations lesson, students use right triangle trigonometry and the Pythagorean theorem to develop the law of cosines. Included is a link to an online activity sheet.
Thinkfinity Partner: Illuminations
Grade Span: 9,10,11,12



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Subject: Mathematics
Title: The Law of Sines     
Description: This student reproducible, from an Illuminations lesson, guides students as they use right angle trigonometry to develop the law of sines.
Thinkfinity Partner: Illuminations
Grade Span: 9,10,11,12



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