Traditional Culture Encyclopedia - Travel guide - During the holiday, Xiao Ming and his classmates went to an island to explore treasures.

During the holiday, Xiao Ming and his classmates went to an island to explore treasures.

Solution:

Through BD⊥AC with point B as point D,

According to the meaning of the question,

Ad = 8-3+ 1 = 6km,BD = 2+6 = 8km,

In Rt△ADB,

On AB 2 = AD 2+BD 2 from Pythagorean Theorem

∴AB= 10 km.

That is, the distance from the landing site to the treasure is 10 km.

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