Law of Cosines - Isosceles Case

Isosceles Case

When a = b, i.e., when the triangle is isosceles with the two sides incident to the angle γ equal, the law of cosines simplifies significantly. Namely, because a2 + b2 = 2a2 = 2ab, the law of cosines becomes

or

Read more about this topic:  Law Of Cosines

Famous quotes containing the word case:

    “I’m here in case you succeed.”
    —Dean Devlin, U.S. screenwriter, and Roland Emmerich. Jack O’Neil (Kurt Russell)