Answer:
Step-by-step explanation:
<A = 180 - (63+90)
<A = 180 - 63 - 90
<A = 180 - (63+45+<B )
<A = 180 -63 -45 -<B
Answer:453rft
Step-by-step explanation:
Answer: 
Step-by-step explanation:
You need to used the following formula:

Where "V" is the speed, "d" is the distance and "t" is the time.
In this case you know that Kevin traveled at a constant speed on the highway from Hickory Hills to Chicago in 20 minutes (which is
) and the distance is 17 miles. Then, you can identify that:

Therefore, knowing these values, you can substitute them into the formula. Then, you get:
It starts becoming bigger :)
in order to answer, we need to know what is the equation?