Math Problem Statement

Triangeln △ABC△ABC är rätvinklig med rät vinkel vid hörnet CC och vinkel αα vid hörnet AA. Beräkna triangelns area, givet att c=|AB|=11c=|AB|=11, och att tanα=12tan⁡α=12.  

Solution

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Math Problem Analysis

Mathematical Concepts

Trigonometry
Pythagorean Theorem

Formulas

Pythagorean theorem: a^2 + b^2 = c^2
Area of a triangle: Area = (1/2) * base * height

Theorems

Pythagorean theorem

Suitable Grade Level

Grades 10-12