WILL gIVE bRAINLIEST!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
1 answer:
You might be interested in
Answer:
Step-by-step explanation:
You need the Law of Cosines for this, namely:
where x is the missing side.
and
so
x = 18.0 or just 18
Ok but allow my humble self to use instead of
.
We have,
If you wanna know what the inverse is swap the values of x and y,
And now solve for y,
.
Hope this helps.