Mathematics, 24.08.2019 18:20 winwinphyo

Cos
a -2 cos c): (cos a + 2 cos b) = sin b: sin c, prove that the triangle is either
isoscles
or right-angled.

Answers: 3

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More questions: Mathematics Another questions

Cosa -2 cos c): (cos a + 2 cos b) = sin b: sin c, prove that the triangle is eitherisoscles or right-angled.

Answers

Another question on Mathematics

Cos
a -2 cos c): (cos a + 2 cos b) = sin b: sin c, prove that the triangle is either
isoscles
or right-angled.