Question

if cos a equal to 3 by 5 then calculate
$\sin( \alpha )$

$\tan( \alpha )$
​

Answer 1

Answer:

Cos a =3/5 =B/H

Step-by-step explanation:

Therfore B=3 and. H=5

SinA=p/H

p= H^2-B^2

5^2-3^2

25 -9

P^2 =16

p=4

sin q. P/H. =4/5

TanA =P/B 4/3

Hope this hepl. you!