Use the distributive property to multiply the two sets of parentheses. You should have learned this in Algebra 1.
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
Answer:
25 Balls
Step-by-step explanation: