A 15 foot ladder is leaning against the side of a building. The angle of elevation between the ground and the ladder is 75.5. How high up the side of the building does this ladder reach? Round to the nearest tenth.

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Q: Let z = 3 – Ai, w = 1+ 2i be complex numbers. For both z and w, what is the: • Real part • Imaginary...

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Q: Triangulation Stations A. B, C, and D have the following observation angles. Angle Values ACB 50 BAD...

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Q: Solve the equation analytically (using identities when necessary for exact 4 sin 0+2 sin 0-2=0 Selec...

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Q: Find the exact value by using a half-number identity. 3) sin 2 3) 4) tan Use a half-number identity ...

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Q: 12) cos? 0 = 1 14) 4cot2 0 =1+ cot² 0 16) 1+3cot? 0 = 4cot? 0 - 2 %3D

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Q: 8. Solve for all sides of the triangle. 12 40° 95 b A

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A: Given, Solve the given equation for 0 ≤ θ ≤2 π

Q: 12) cos? 0 = 1 %3D .2 14) 4cot? 0 =1+ cot? O %3D 16) 1+3cot2 0 = 4cot? 0 – 2 %3D

A: As per Bartleby guidelines for more than one question asked only one is to be answered please upload...

Q: Solve the trigonometric equation and provide all solutions sin5x-sinx = 2cos3x

A: NOTE: Refresh your page if you can't see any equations. . use the formula 

Q: 2) -sin? 0 +1 = 3sin? 0 4) -2 =-csc 0

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Q: 1) 4 – csc? 0 = 0 3) sec? e - 2 = 0 5) -3 = -3csc2 0 + 1 7) sec? 0 +1 = 2 9) 7sin? 0 + 2 = 5 + 3sin?...

A: Here ix the solution

Q: For the complex numbers • w = 5+ -11 i • z = 13 - 3 i Find the argument of w – z, and enter your ans...

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Q: Write the trigonometric expression in terms of sine and cosine, and then simplify. tan(u) sin(u) + ...

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Q: Prove the identity: * (1+ cot A- csc A) (1 + tan A+ sec A) = 2

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Q: -k G. Ramos er it with step by ste V1+x³ dx r-2

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Q: B. Directions: In the diagram bellow, prove that A FEG is concruent to A HJG by completing the table...

A: Follow the procedure given below. 

Q: 12) cos² 0 = 1 020 14) 4cot2 0 = 1+ cot? 0 16) 1+3cot2 0 = 4cot? 0-2

A: Topic:- trigonometry

Q: Marisol Parra Special Right Triangles (Rounding) Mar 06, 10:24:36 PM The triangle below is isosceles...

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Q: An object is traveling around a circle with a radius of 6 centimeters.  If in 20 seconds a central a...

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Q: 16

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Q: Two ships leave port at 2 p.m. One is headed in the direction N 32 E and is traveling at 11.5 miles ...

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Q: Problem 9: By hand, graph the following over a two-period interval: y = c cot (2z –). No calculators...

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Q: Find the measure of the given angle when given the value of one of its function. 1. Sin A = 0.23564 ...

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Q: Find the radian measure of angle ?, if ? is a central angle in a circle of radius r, and ? cuts off ...

A: Given query is to find indicated angle .

Q: Find the maximum or minimum value of the function. f(x) = 9 − 2x − x2 Is this a maximum or minimu...

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Q: Write the equation of a sine function with Amplitude = 8 and Period = 6T. Type the equation in the f...

A: The solution is given below-

Q: Graph the function. 9(x) = 3 + 3 cos(x) y

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Q: Use the Law of Cosines to find the remaining parts. 1. m<A = 133 b = 12 c = 15 2. m<C = 60 a = 15 b ...

A: 1. m∠A = 133b=12c=15Using cosine Law,a2 = b2 + c2 - 2bc cos Aa2 = 122 + 152 - 2(12)(15) cos 133a2=61...

Q: Find the exact value, if any, of the composite function. If there is no value, say it is "not define...

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Q: Trig Table Toolkit Approximate slope ratio as a fraction and a decimal Angle Slope triangle Ay Ay Ar...

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Q: 777 Express in degrees. 60

A: We know that π redians is equal to 180°. Here we can change the 77π/60 redians in degree.     Here i...

Q: Graph y = cos x where −2π ≤x ≤4π

A: We have to graph the function

Q: Consider a triangle ABC like the one below. Suppose that a =19, b=54, and c=50. (The figure is not d...

A: On solving this we will get

Q: solve the equation 2cos 2x - cos x - 1 = 0 for 0(degree) < x < 360(degree) (use : cos 2x = 2 cos2x ...

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Q: Write the expression as a single trigonometric function. (find solutions) cos 6x cos x − sin 6x sin...

A: The given expression,    cos6x cosx-sin6x sinx

Q: y=D2-tcos(Tt + 플),- < ax < 쁠 15

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Q: 13) –3sec² 0+7=3

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Q: Find the area (in square units) of each triangle described. 5. a = 49, b = 33, c = 18 6. A = 80, b =...

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Q: As ship is anchored off a long straight shoreline that runs north and south. From two observations p...

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Q: Find a value of x that satisfies the following statement. 5 csC x= sec 12 Choose the value of x that...

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Q: 3 and x terminates in quadrant I. V10 Find sin 2x, cos 2.x, and tan 2x if sinx= sin 2.x %3D cos 2x %...

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Q: Do the ratios  14:21  and  4:6  form a proportion?

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Q: Problem 1: Consider sec 23 (1) What is the reference angle here? (2) Give a coterminal angle on inte...

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Q: an=5/4, find sin2x from (180 to 270)

A: Given tan(x)=54    

Q: Previous Ancwen: Find the missing side. 10.7 Round to the nearest tenth. 25 cm 25° Emly traceln Math...

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Q: Rewrite the following expression in terms of u with u > 0. That is, to rewrite the expression in ter...

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Q: Questions 6 to 9 refer to a right pyramid with rectangular base ABCD and vertex M. O is the centre o...

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Q: Use the given information and a calculator to find ? to the nearest tenth of a degree if 0° ≤ ? < 36...

A: Let us take ? = x. So, we need to solve cosx=0.2265.                    cosx=0.2265⇒x=arccos0.2265+2...