Question
A swimmer swam north at 1.75 m/s across a current running from west to east at 2 m/s. She swam for 20 s. How far did she travel, rounded to the nearest tenth of a metre?
A) 75 m
B) 53.2 m
C) 2.7 m
D) 26.6 m
A) 75 m
B) 53.2 m
C) 2.7 m
D) 26.6 m
Answers
Reiny
did you make a sketch?
I had x^2 = (20(1.75))^2 + (20(2))^2 =2825
x =√2825 = appr 53.2
I had x^2 = (20(1.75))^2 + (20(2))^2 =2825
x =√2825 = appr 53.2