If tan θ = 1/√5write the value of 
Given: tan θ = 1/√5
∴ tan2 θ = 1/5
Consider 
= 
Multiply numerator and denominator by sin θ:
= 
= 
= 4/6
= 2/3
23
If tan θ = 1/√5write the value of
Given: tan θ = 1/√5
∴ tan2 θ = 1/5
Consider =
Multiply numerator and denominator by sin θ:
=
=
= 4/6
= 2/3