Math Problem Statement
The perimeter of a minor sector of a circle of radius 4 units subtending an angle of 45" is:
Solution
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Math Problem Analysis
Mathematical Concepts
Geometry
Circle
Sectors
Radians
Formulas
Perimeter of sector: P = 2r + Arc Length
Arc Length: Arc Length = θ × r
Conversion of angle: θ (radians) = (θ (degrees) × π) / 180
Theorems
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Suitable Grade Level
Grades 8-10
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