Math Problem Statement
Làm 3 bài này bằng tiếng việt
Solution
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Math Problem Analysis
Mathematical Concepts
Trigonometry
Geometry
Triangle Theorems
Formulas
sin(A) = 2sin(B)cos(C)
a^4 = b^4 + c^4
r_a, r_b, r_c are exradii
ra = p * (A/2)
1/ra + 1/rb + 1/rc = 1/r
ra + rb + rc = 4R + r
Theorems
Law of Sines
Law of Cosines
Properties of Triangles
Exradius and Circumradius Properties
Suitable Grade Level
Grades 10-12
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