I think the answer is C, but I don't even understand you're question is. do you want to know the mph they were going? if so then your answer is C
u can you download the gauthmath app i promise it's very helpful :)
thanks me later (. ^ ᴗ ^.)
Answer:
you are correct
Step-by-step explanation:
since there is a box in the angle, it means it's 90°, so if the 1rst angle is 30°, the other one has to be 60°