lesliecerdaa lesliecerdaa
  • 07-04-2020
  • Mathematics
contestada

PRECALC!!! value of sin θ???

PRECALC value of sin θ class=

Respuesta :

amna04352
amna04352 amna04352
  • 07-04-2020

Answer:

sqrt(217)/19

Step-by-step explanation:

sin²(theta) = 1 - cos²(theta)

= 1 - (-12/19)²

sin²(theta) = 217/361

sine is positive in quadrant 2

Take the positive root

sin(theta) = sqrt(217)/19

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