Math Problem Statement
Suunnikkaan ABCD A-kulma α = 69,2°, AB = 3,58 ja AD = 5,46. Piirretään B:stä kohtisuora BE sivulle AD ja pisteestä E kohtisuora EF lävistäjälle BD. Laske EF.
Solution
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Math Problem Analysis
Mathematical Concepts
Trigonometry
Geometry
Parallelogram Properties
Formulas
BE = AB × sin(α)
BD = √(AB^2 + AD^2 - 2 × AB × AD × cos(α))
EF = BE × sin(∠EBF)
Theorems
Law of Cosines
Trigonometric Ratios
Suitable Grade Level
Grades 9-12
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Calculate EF in Parallelogram ABCD with Angle α = 69.2°, AB = 3.58, AD = 5.46