2 years ago

The angle of depression from D to F measures 40°. If DE = 100 m, find DF. Round your answer to the nearest tenth.

2 answers:

7 0

You need to draw the triangle DEF with a right angle at E. Angle D = 40 and DE = 100 m. Once you have marked up your triangle, you can use cosine to find DF.

sdas [7]2 years ago

3 0

The correct answer is 130.5

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