Answer:
Two figures that have the same shape are said to be similar. When two figures are similar, the ratios of the lengths of their corresponding sides are equal. To determine if the triangles below are similar, compare their corresponding sides.
Answer:
5
Step-by-step explanation:
3.482 x 10^9.
-the coefficient must be under 10, and in this case it is the "3". Then you count the places after that to get your exponent

In this case, the pattern is the number, in this case, 3, multiplied by the number below it.
See?

Hope this helped :)