Question

Can someone solve this step by step please so i can do others like this.

Answer 1

and this is an example by the way like the ones im doing.

Answer 2

\(\huge \cos A =\dfrac{adjacent ~side }{hypotenuse} = ... \)
so can you tell which is adjacent side of angle A ??

Answer 3

ya

Answer 4

which is adjacent side of angle A ?
which is hypotenuse ?

Answer 5

Well idk, thats why im asking so i can see.