7. In a swim/run race, competitors start at point A, and must swim across a river (to any point on the opposite shore), then run along the shore to the finish at point B. The river is 1 km across, and the finish is 5km dównstream from the start. If Olivia can swim 4 km/h and run 10 km/h, determine the route she should take to finish the race as quickly as possible. 5 km •B (finish) 1 km (start)

7. In a swim/run race, competitors start at point A, and must swim across a river (to any point on the opposite shore), then run along the shore to the finish at point B. The river is 1 km across, and the finish is 5km dównstream from the start. If Olivia can swim 4 km/h and run 10 km/h, determine the route she should take to finish the race as quickly as possible. 5 km •B (finish) 1 km (start)

Elementary Geometry For College Students, 7e

7th Edition

ISBN:9781337614085

Author:Alexander, Daniel C.; Koeberlein, Geralyn M.

Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.

Chapter8: Areas Of Polygons And Circles

Section8.1: Area And Initial Postulates

Problem 3E: Consider the information in Exercise 2, but suppose you know that the area of the region defined by...

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