Please help me solve this correct answer gets brainlist

Points a, b, and c form a triangle. complete the statements to prove that the sum of the interior angles of triangle abc is 180

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. what distance from city a is the point where the truck and the car will meet?

Agallon of apple juice cost $7 a pack of eight 4.23oz box of apple juice $2.39 which is a better deal