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Mathematics 8 Online
OpenStudy (anonymous):

City A and B are separated by a 2km wide river and are located as shown in Figure 1 (attached). A road is to be built between city A to B that crosses a bridge straight across the river. Where should the bridge be built (i.e. what is the value of x) so that the road between city A and B is as short as possible? What is the minimum length of the road?

OpenStudy (anonymous):

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