16marlom 16marlom

04-07-2017
Mathematics

contestada

if tan(theta) =1.5 and theta is in quadrant 3, what is
sin (theta)?

Respuesta :

ARYANAGARWAL ARYANAGARWAL

04-07-2017

Tan(theta) = 1.5
= 15/10
=3/2 = P/B

H^2 = P^2 + B^2
= 3^2 + 2^2
= 9 + 4
H^2 = 13
H = √13

Sin(theta) = P/H
= 3/√13
As it is in 3rd quadrant,
Sin(theta) = - 3/√13

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