you Sight the top of a 50-ft lree from a point on the ground30ft from the base of the treei what is your anale of elevaton ?A) 90B45960

Answer is 450. We know that in in right angle triangle , tanθ=oposite sideadjecent sidetanθ=50 ft50…

Answered: you Sight the top of a 50-ft tree from…

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter8: Applications Of Trigonometry

Section8.2: The Law Of Cosines

Problem 48E

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Similar questions

From the veranda of a beachfront hotel, Manny is searching the seascape through his binoculars. A ship suddenly appears on the horizon. If Manny is 80ft above the earth, how far is the ship out at sea? HINT: See Exercise 27 and note that 1mi=5280ft. An airplane reaches an altitude of 3mi above the earth. Assuming a clear day and that a passenger has binoculars, how far can the passengers see? HINT: The radius of the earth is approximately 4000 mi.
Two wires tether a balloon to the ground, as shown. How high is the balloon above the ground?
In the illustration, point M is the midpoint of the hypotenuse of right triangle AOB. Show that the area of rectangle OLMN is one-half of the area of triangle AOB.
Refer to the Decimal-Inch Spur Gears Table under the heading "Gearing-Diametral Pitch System" earlier in this unit.The formula in terms of the unknown is not given. Choose the formula that consists of the given parts, rearrange in terms of the unknown, and solve.
A strong wind holds a kite 30 ft above the earth in a position 40 ft across the ground. How much string does the girl let out to the kite?
A cross-sectional view of a bevel gear is shown in Figure 13-5. Given the diametral pitch and the number of gear teeth, determine the pitch diameter, the addendum, and thededendum. Round the answers to 4 decimal places.
In Exercises 41 and 42, round to two decimal places. A goat is tethered to a barn by a 12-ft chain. If the chain is connected to the barn at a point 6 ft from one end of the barn, what is the area of the pasture that the goat is able to graze?

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you Sight the top of a 50-ft tree from a point on the ground 30ft from the base of the treei what is. A) 90 B45 your angle of eleva Hon ? 60