we are given

we have to find theta
so, firstly we can write sin in terms of cos

now, we can set it equal

Since, both sides are cos
so, we can set angles equal

now, we can solve for theta
we get
..............Answer
Part a: subtract 48-30=18
Part b: i found it by subtracting 48 -30 because it says left over
Answer:
#3 - y=4
#4 - x=-1
Step-by-step explanation:
With #3 you are only puting the y-value.
With #4 you are only putting the x-value.
Answer:
4x² - 21x - 18
Step-by-step explanation:
Use FOIL.

Hope this helps.