Math Problem Statement
The proper angle for a ladder is about 75∘ from the ground. Suppose you have a 10 foot ladder. How far from the house should you place the base of the ladder?
Solution
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Math Problem Analysis
Mathematical Concepts
Trigonometry
Right Triangles
Cosine Function
Formulas
cos(θ) = adjacent / hypotenuse
adjacent = cos(θ) × hypotenuse
Theorems
Cosine Rule in Right-Angle Triangles
Suitable Grade Level
Grades 9-11
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