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umka2103 [35]
2 years ago
10

Bob can row 5 mph In still water. He rows directly across a river flowing at 6 mph. Using vectors, find his resultant

Mathematics
1 answer:
Ivahew [28]2 years ago
7 0

Answer:

7.81mph

Step-by-step explanation:

Using the pythagoras theorem;

resultant r is expressed as;

r² = 5² + 6²

r² = 25 + 36

r² = 61

r =√61

r = 7.81mph

Hence the resultant speed is 7.81mph

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