Answer:
Step-by-step explanation:
Sine uses the ratio, so we can plug in the information we know. since there is no current value for the opposite side of angle A, we can just use a variable to replace it.
You can't reduce this any further because there is an unknown variable.
315 miles
90 times 3 plus 45
answer is yes it does have some fun and easy way out
D
Because you are adding to it so it would be a positive