Rosalinda27
Rosalinda27 Rosalinda27
  • 01-06-2017
  • Mathematics
contestada

Geometry help please ;(

Geometry help please class=

Respuesta :

anonymous79
anonymous79 anonymous79
  • 01-06-2017
the answer would be a reason being sinangle= opposite/hypotenuse
if u shift ur phone and observe it is 12/13
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serourb
serourb serourb
  • 01-06-2017
you know this is a right angled triangle. so you can use SOH CAH TOA.
taking <A as the angle you want to find. you can use any of the above with H,O or A . 
using sine : ur opposite is 12 ( the side opposite the <A) , your H is your hypotenuse(longest side) aka 13. 
Thus 
sine<A = 12/13 
OPTION A 
Answer Link

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