13. Some birds fly more slowly over water than over land. A bird flies at constant rates 6 km/h over water and 10 km/h over land. Use the information in Figure 2.9.28. to find the path the bird should take to minimize the total flying time between the shore of one island and its nest on the shore of another island. [Hint: distance=rate x time.]

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13. Some birds fly more slowly over water than over land. A bird flies at constant rates 6 km/h over water and
10 km/h over land. Use the information in Figure 2.9.28. to find the path the bird should take to minimize the
total flying time between the shore of one island and its nest on the shore of another island. [Hint:
distance=rate x time.]
Island
Island
-3 km→
20 km
Nest
FIGURE 2.9.28 The bird in
Problem 48
Transcribed Image Text:13. Some birds fly more slowly over water than over land. A bird flies at constant rates 6 km/h over water and 10 km/h over land. Use the information in Figure 2.9.28. to find the path the bird should take to minimize the total flying time between the shore of one island and its nest on the shore of another island. [Hint: distance=rate x time.] Island Island -3 km→ 20 km Nest FIGURE 2.9.28 The bird in Problem 48
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