<h2>
Answer:</h2>
This is easy. All you need to do is set up a <u><em>proportional relationship</em></u>.
A proportional relationship uses variables to show similarities, in this case, in triangles.

<u><em>x</em></u> represents the missing side.
A = velocity / time
b) 40m/s
13m / 3s = 4.33 m/ss
Answer:
coordinate of point b is 12,1 by midpoint formula
Step-by-step explanation:
take mp formula and evaluate by putting value it will give you x again same process then it will give you u