A mountain road drops 5.2 m for every 22.5 m of the road. Calculate the angle at which the road is inclined to the horizontal.
1 answer:
Answer:
13°
Step-by-step explanation:
sin(Ф)= opposite/ hypothenuse
sin(Ф) = 5.2/22.5
Ф= sin∧-1 (5.2/22.5)
Ф= 13.36°
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