GeminiHeat wrote:
Beginning in Town A, Biker Bob rode his bike 10 miles west, 3 miles north, 5 miles east, and then 9 miles north to Town B. How far apart are Town A and Town B? (Assume perfectly flat terrain.)
A. 10 miles
B. 12 miles
C. 13 miles
D. 14 miles
E. 16 miles
Draw the figure and notice a Right angle triangle with Perpendicular as 12 miles (9 + 3) and base as 5 miles (10 - 5).
Apply Pythagoras Th. to fond the distance as 13 miles (\(\sqrt{12^2 + 5^2}\))
Hence, option C