Acute Triangle
See complete illustration at:
gogeometry.com/geometry/euclid_elements_book_ii_proposition_13_cosines_law.htm
Level: High School, SAT Prep, College geometry
Post your solutions or ideas in the comments.
Showing posts with label Law of Cosines. Show all posts
Showing posts with label Law of Cosines. Show all posts
Thursday, February 12, 2009
Euclid's Elements Book II, Proposition 13: Law of Cosines
Euclid's Elements Book II, Proposition 12: Law of Cosines.
Obtuse Triangle
See complete illustration at:
gogeometry.com/geometry/euclid_elements_book_ii_proposition_12_cosines_law.htm
Level: High School, SAT Prep, College geometry
Post your solutions or ideas in the comments.
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