Math Problem Statement
Find the size of the acute angle formed by the intersecting lines 3x + 2y = 12 and x -
2y = -2, to the nearest tenth of a degree. Do you need to find the intersection point?
Solution
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Math Problem Analysis
Mathematical Concepts
Algebra
Analytic Geometry
Trigonometry
Formulas
Slope of a line: y = mx + b, where m is the slope
Angle between two lines: tan(θ) = |(m1 - m2) / (1 + m1 * m2)|
Inverse tangent to find the angle: θ = tan^(-1)(value)
Theorems
Tangent of an angle between two lines
Suitable Grade Level
Grades 10-12
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