the leaning tower of pisa in italy makes an angle of 86 degrees with the ground. a person standing on the ground approximately 8 2 feet from the tower at an angle of 69 degrees. how tall is the tower?
2 answers:
See the picture to better understand the problem
we know that
in the triangle ABC
∠A+∠B+∠C=180°
∠C=180-(86+69)-----> ∠C=25°
Applying the law of sines
b/sin B=c/sin C------> b=c*sin B/sin C-----> b=82*sin 69/sin 25
b=181.14 ft
the answer is 181.14 ft
Answer:
Step-by-step explanation:
C. 181 ft
A. 139 ft
B. Lighthouse A is closer to the boat since lighthouse B is 80.2 meters away
C. Either 46.27 miles or 17.43 miles
C. 88 Degrees
B. About 109 meters
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