First, take all the sides you already have, then add them up. (You should get 12) To find the other two sides, do some more simple addition. The 2+3+2 of the the top side add up to six (the bottom side) and sides equal each other so add another three. Total is 12+6+3=21
Answer:
Car a travels (300) miles in 6 hours
Car B travels (200) miles in 5 hours
Car A speed is (50) miles per hour
Car B speed is(40) miles per hour.
Car A traveled (faster than) Car B.
The graph for Car A is(steeper than) the graph for Car B
Step-by-step explanation:

where x is starting location and y is the ending location

the rest we see once we have solve for distance and speed of the 2 cars
Answer:
11.25
Step-by-step explanation:
sketch a triangle and fill in the sides,add the sides and equate to 180, collect the like terms to get the value of x=11.25