Answer:
or
Step-by-step explanation:
we know that
Applying Pythagoras' Theorem, calculate how many kilometers eastward Santos walked
so
Let
x----> quantity of kilometers eastward that Santos walked
----> exact value
-----> approximate value
10
30 - 1, 2, 3, 5, 10, 15, 30
100- 1, 2, 4, 5, 10, 20, 25
B) No
the expressions are not equivalent