2. Here is a triangle similar to triangle DEF. y₁ 18 15 12 9 6 3 F' E' ΟΙ 3 6 9 12 15 18 21 24 27 30 33 36 X a. What is the scale factor from ADEF to AD'E'F' ? Explain how you know. b. What are cos(D'), sin(D'), and tan(D')? 2

Q: a) For y=-3 sin(2x), determine the amplitude and the period. Sketch at least one cycle on graph…

A: Note: According to the guidelines we are allowed to solve one question at a time. So please post…

Q: 2. What is the tangent ratio of angle B? A оо о с tane = A AC tane= tane tan0 = Ac BC ВС В

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Q: 13. (a) State the Law of Cosines. (b) Find side a in the figure. 30 40° A B 50

A: 13.(a) Law of Cosines: c=a2+b2-2ab·cosθ where a, b, c are side lengths and θ is the angle opposite…

Q: -) Evaluating J ax by trigonometric substitution will lead to A. ſ cot Ode B. S cot²0 de С. f tan'®…

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Q: For the angles a and ß pictured below, find the exact value of sin(a – B). (Approximations using…

A: Let us first find the angle α. We have α=tan-143=53.13∘ . Now, let us find the angle β. We have…

Q: Given cosa = - tanß= -and a and are not in Quadrant II.

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Q: . Let v = (-5, 1, 3) and w = (3,4, 2). (a) Find the dot product, v•w , and the angle 0 between v and…

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Q: 14. 150° 16.-180° 18. 360° 20.-270° 22. 270° 24.-210° 80 26. 510° 28.-225° 30. 2п 32. 3п 34.-5 36. 2

A: Solution-14) the value of we have to calculate sine and cosine function,We can calculate the angle…

Q: Can you please explain

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Q: .5 3. Here is another triangle similar to triangle DEF. If sin(A) 1 .5 a. Label the triangle D"E"F".…

A: Please refer below pages.If you have any doubts please feel free to ask.Explanation:Step 1:

Q: ind the tangent of ZU. V U √15 5 T Write your answer in simplified, rationalized form. Do not rou…

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Q: 1.The angle θ is formed by a line from the origin to the point (−3,3) on a coordinate plane and the…

A: Since you have asked multiple questions in a single request we would be answering only the first…

Q: 1. The lines y = r, y = 0, and y = -3r + 15 make a triangle in the Ist Quadrant, pictured right.…

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Q: 5. An angle & in Standard position has a terminal ray that passes through the point (-4₁, VIS). (9)…

A: The given point is

Q: 5. For the right triangle below, what are (a) the length of the unknown side, (b) the tangent of 0…

A: Given,            The right triangle is shown below :

Q: F. Find tan B. А. 20 с. A D. 3/4 m5 415 413. B.

A: We have to find the value of tanB using the given figure.

Q: 12. Explain why using trigonometric substitution with x = a tan u often involves a triangle with…

A: Consider the right triangle below with angle u , opposite side x and adjacent side a.

Q: 3 11. If a and ß are quadrant IV angles for which cosa = and cos ß = 5 13 56 56 16 (a) (b) (d) 65 65…

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Q: Let a and B be first quadrant angles with cos(a) = V3 and sin(B) V10 5 Find cos(a - B).

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Q: Consider the angle t defined by on the unit circle. y TO IND (3) I

A: Consider the angle t defined by the point 35, 45 on the unit circle. To Find:1 sint=?2 cost=?3…

Q: Rectangular Snip Identify ALL of the following statements that are true in the diagram if ACAB is a…

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Q: 30) cosß

A: in fourth quadrant cos is positive and tan is negative

Q: 15.(C) Does cos 60° = 1/2 mean that the side adjacent to the 60° angle measures 1 unit and the…

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Q: 8. What is the tangent of the standard position angle if its terminal side intersects the unit…

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Q: 1. Angle in the first quadrant has a sine of What is the tangent of this angle? √2 (HINT: Use…

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Q: Ces A

A: