Please answer. Thanks!?
回答 (3)
Refer to the diagram below.
A is the point.
BC is the pole.
DE is the cliff.
ΔABC ~ ΔADE (AAA)
BC/AC = DE/AE
6/5 = DE/(78 ft)
DE = 78 × (6/5) ft
DE = 93.6 ft
Height of the cliff = 94 ft (to the nearest ft)
The answer: a) 94 feet
h/78 = 6/5
h = 6*78/5 = 93.6
a) 94 ft
收錄日期: 2021-04-24 01:04:07
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