A cyclist travels 54 miles in 4 hours. Use dimensional analysis to convert the cyclist's speed to feet per second. Round your an
swer to the nearest tenth.
2 questions answer both please
for the second one find Y 7TH GRADE
2 questions answer both please
for the second one find Y 7TH GRADE
1 answer:
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Answer:
19.3795 m
Step-by-step explanation:
If sound travels at 343 m/s and it took Karen 0.113 s to hear the echo from the wall, the distance travelled by the sound is:
Note that the distance calculated above is the distance travelled from Karen to the wall and then back from the wall to Karen. Therefore, the distance between Karen and the wall is:
The wall is 19.3795 m away from Karen.