40 = 2 x 2 x 2 x 5
2 answers:
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Answer:
<em>L = 131 feet</em>
Step-by-step explanation:
<u>Right Triangles</u>
The cable, the ground, and the radio tower form a right triangle with an angle of 90° located where the ground and the tower meet.
The cable is the hypotenuse of the triangle and the angle of 50° is opposite to the height of the radio tower.
To find the hypotenuse L we use the sine ratio:
Solving for L:
Calculating;
L = 131 feet