Math Problem Statement

Bài 1.12. Giải tam giác ABC. Biết (a) c = 20, b = 16, a = 12 (b) a = 8, c = 5, B = 60°

Solution

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Math Problem Analysis

Mathematical Concepts

Triangle Geometry
Trigonometry

Formulas

Law of Cosines
Law of Sines

Theorems

Angle Sum Property of Triangles

Suitable Grade Level

High School