rysy2004 rysy2004

21-02-2021
Mathematics

contestada

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

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

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judyjill judyjill

21-02-2021

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

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