rysy2004
contestada

70 points!!!!!!!!!!!!
Find the sin, cosine, and tangent of angle A. Give your answers as fractions in simplest forms.

70 points Find the sin cosine and tangent of angle A Give your answers as fractions in simplest forms class=

Respuesta :

judyjill

Find BC

AC^2=AB^2+BC^2

20^2=16^2+BC^2

400=256+BC^2

BC=√(400-356)

BC=12

Use SOHCAHTOA

Sine A=12/20=3/5

COS A=16/20 =4/5

TAN A=12/16 =3/4

Otras preguntas