Billie M.

asked • 11/20/20

The figure below shows a triangular wooden frame ABC. The side AD of the frame has rotted and needs to be replaced:

The figure below shows a triangular wooden frame ABC. The side AD of the frame has rotted and needs to be replaced:


Triangle ABC has length of BC equal to 14 inches. A line segment DC joins the point D on AB with point C. Measure of angle ABC is 90 degrees, ACD is 15 degrees, and measure of angle DCB is 30 degrees.


(Sorry I couldn't attach the figure with the question, so I added the description)


What is the length of the wood that is needed to replace AD?


A. 8.1

B. 6.2

C. 5.9

D. 7.4

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