Beginning in Town A, Biker Bob rides his bike 10 miles west, 5 miles north, 5 miles east, and then 15 miles north, to Town B. How far apart are Town A and Town B? (Ignore the curvature of the earth.)  Choose the correct choice from the following choices.
A) 22 miles
B) 20.62 miles
C) 25 miles
D) 26 miles
E) 28 miles
Using Pythagoras we have one side i,e total distance traveled in north direction = 15+5= 
<gadget id="calculator">15+5</gadget>
<output>20</output>
20m   other being the base ie distance traveled west- distance traveled eat=10- 5= 
<gadget id="calculator">10- 5</gadget>
<output>5</output>
5 m   now this third side or the distance between town A and Town 20.62 miles=20^2+ 5^2=sq root 425=20.62 mile   Answer : 20.62 miles
<result>B</result>
Beginning in Town A, Biker Bob rides his bike 10 miles west, 5 miles north, 5 miles east, and then 15 miles north, to Town B. How far apart are Town A and Town B? (Ignore the curvature of the earth.)