Math Problem Statement
Diketahui jari-jari lingkaran adalah 14 cm. Jika panjang busur AB = 18 cm dan BC 30 cm, maka tentukan
- luas juring AOB
Solution
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Math Problem Analysis
Mathematical Concepts
Geometry
Circle
Arc Length
Sector Area
Formulas
L_juring = (θ / 360°) × πr²
θ = (Arc Length / Circumference) × 360°
Circumference = 2πr
Theorems
Proportionality between arc length and central angle
Suitable Grade Level
Grades 9-10
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