Question #44d2f

1 Answer
Jan 10, 2018

Distance between Belle and the bird is #color(blue)(144.29 ft)#

Explanation:

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Given : Belle is at B and bird at A.

Height of tree =# BC = 30 ft#

#/_(ABC) = B = 78^0#

To find the distance between Belle and bird AB

#AB = BC / cos B = 30 / cos 78#

#AB = 144.29’#