Similar shapes are just shapes that have the same proportions and relative size. For example, a square that's 4 x 4 and a square that's 2 x 2. Although one's smaller, they are both the similar shapes.
Answer:
-16
Step-by-step explanation:

1. 43,300
2. 568,000
3. 910,000
4. <span>91,00,000,000
</span>
165.63-$18.99= $146.64
$146.64 / .78€ per mi= 188miles
188 miles is your answer