Answer:
by <u>AAS</u>
Step-by-step explanation:
According to the following two triangles,
and
are congruent by <u>Angle-Angle-Side</u> (AAS), because there are two angles shown and share a side, which is in the middle between triangles.
1 + 1 + 1 + 2 = 5
5 x 9 = 45
Therefore, the total number of km is 45.