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Mathematics 17 Online
OpenStudy (anonymous):

A guy wire is stretched from the top of a tower to a point 10 yards from the base of the tower. The wire makes an angle of 65° with the ground. Draw a diagram and find the length of the guy wire. 4.2 yd. 11.0 yd. 23.7 yd.

OpenStudy (gorv):

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OpenStudy (gorv):

right angle triangle

OpenStudy (gorv):

\[\tan \theta =\frac{ perpendicular }{ base }=\frac{ tower-height }{ 10 }\]

OpenStudy (gorv):

theta=65

OpenStudy (gorv):

tower height= 10*tan50

OpenStudy (gorv):

use calculator

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