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9. A 16-ft ladder is leaning against the side of a house. The ladder touches the ground 9 ft away from the house. What angle does the ladder make with the ground?
Round to the nearest WHOLE number.
Note: this is a trigonometry question

9 A 16ft Ladder Is Leaning Against The Side Of A House The Ladder Touches The Ground 9 Ft Away From The House What Angle Does The Ladder Make With The Ground Ro class=

Answer :

Answer:

Check pdf

Step-by-step explanation:

55.77°

EXPLANATION:

In â—£ ABC, (consider the diagram)

cosΦ = b/h = 9/16

cosΦ = 9/16

Φ = 9/16 × cos-¹

Φ = 55.77

Hence, the angle between the ladder and ground is approximately 56°.

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