A 15-foot ladder is leaning against a 30-foot wall. The bottom end of the ladder is 9 feet from the wall. How many feet above th
e ground does the ladder touch the wall?
Can you help me break it down it's been a while please thanks.
Can you help me break it down it's been a while please thanks.
2 answers:
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Answer:
0.44444444 or 4/9
Step-by-step explanation:
Since we know the value of , we can rewrite the equation replacing the variables.
Now solve. While solving, remember the order of operations.
or
Answer:
b = 8
c = 16
Step-by-step explanation:
From the given right triangle,
a = , m(∠B) = 30°
By applying sine rule in the given triangle,
cos(B) =
cos(B) =
cos(30°) =
c = 16
Further we apply tangent rule,
tan(B) =
tan(30°) =
b = 8