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Published byArline Clark Modified over 9 years ago
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Precalculus Day 18
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Knight’s Charge2/13/15 Hewey, Dewey, and Louie are camping in their tents. If the distance between Hewey and Dewey is 153 feet, the distance between Hewey and Louie is 201 feet, and the distance between Dewey and Louie is 175 feet, what is the angle between Hewey, Dewey, and Louie?
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Area of a Triangle
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EXAMPLE:
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What if we don’t know an angle and want the area of a triangle? We’d use Heron’s Formula!
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EXAMPLE: Find the area of a triangle with side lengths 7, 8 and 9.
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Practice http://www.regentsprep.org/regents/math/al gtrig/att13/triareatrigprac.htm http://www.regentsprep.org/regents/math/al gtrig/att13/triareatrigprac.htm
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Summary
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VICTORY LAP
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Homework
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