Properties of Triangle

Section: Mathematics

Question : 4 of 15

Marks: +1, -0

Let x,y and z be positive real numbers. Suppose x,y and z are the lengths of the sides of a triangle opposite to its angles X,Y and Z, respectively. If
tan‌

+tan‌

x+y+z

then which of the following statements is/are TRUE?

[JEE Adv 2020 P1]

2Y=X+Z
Y=X+Z
tan‌
X
2
=
x
y+z
x2+z2−y2=xz

Validate

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