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expeople1 [14]
3 years ago
6

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?

Mathematics
2 answers:
Art [367]3 years ago
8 0
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

astraxan [27]3 years ago
8 0

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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