Finding the area of an equilateral triangle

This problem solving task asks students to find the area of an equilateral triangle. Various solutions are presented that include the Pythagoren theorem and trigonometric functions.
Resource ID#: 44607 Type: Problem-Solving Task
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General Information

Subject(s): Mathematics
Grade Level(s): 9, 10, 11, 12
Intended Audience: Educators educators, Students , Parents
Suggested Technology: Adobe Acrobat Reader, Microsoft Office
Instructional Time: 15 Minute(s)
Keywords: triangle, equilateral triangle, area, trigonometry, trigonometric ratio applications, tangent, sine, cosine, trig, pythagorean theorem, hypotenuse, legs, right triangle, Pythagorean Theorem, hypotenuse, sides, adjacent, opposite, squares, prove theorems, (a^2)+(b^2)=c^2, cpalms, icpalms, illustrativemathematics.org, illustrative mathematics, tasks, mathematics, math, Florida standards, resource, free, freely available, problems-based learning, student activities
Instructional Component Type(s): Problem-Solving Task
Resource Collection: Illustrative Mathematics

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