A quadrilateral has two angles that measure 165° and 30°. The other two angles are in a ratio of 2:9. What are the measures of those two angles?

Don't know how to find x given these segment lengths

Cody started biking to the park traveling 15 mph, after some time the bike got a flat so cody walked the rest of the way, traveling 4 mph. if the total trip to the park took 6 hours and it was 46 miles away, how long did cody travel at each speed? solve using rate times time= distance

The anwser cause i do not understand just plez