Answered

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What is the angle of elevation for 9 foot ladder leaning against a wall if the ladder is placed 2 feet away from the base of the wall?​

Sagot :

clarch19

Answer:

77°

Step-by-step explanation:

basically, this trigonometry problem deals with having a right triangle and knowing the value of the adjacent side and the hypotenuse

so you need to find cos⁻¹(2/9) which equals 77 degrees

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