What is cos A, if sin 2A V85 , and 2A is an angle in the second quadrant? 11 22 17 22 17 17 22 no correct answer

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Q: B. If cos(a) = sin(52°), what is the value of a? a) 28° b) 38°

A: Solution of the problem as follows

Q: Find the exact values of the sine, cosine, and tangent of the angle. 11π/12=3π/4 +π/6…

A: sin11π12=sin3π4+π6               =sin3π4cosπ6+cos3π4sinπ6                ∵sinA+B=sinAcosB−cosAsinB…

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A: Given- sin 17π12, cos 17π12 and tan 17π12 To Find- The exact values of the sine, cosine and tangent…

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A: We need to find the quadrant in which θ lies.

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Q: What is cos A, if cos 2A = , and 2A is an angle in the fourth quadrant? 16 13 13 V 16 O no correct…

A: Topic:- trigonometry ratios

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Q: Prove that the equation is an identity. 6 sin? t – 6 cos2t = 6 - 6 cot² t 1 + cot? t

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Q: What is cos A, if cos 2A , and 2A is an angle in the fourth quadrant? 16 13 13 16 16 13 13 16 no…

A: The solution of the problem is given in the next step.

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A: (a) We know that

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Q: cos2θ

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A: We know that in triangle sum of all 3 angles is 180°A+B+C=180B=90°A+90+C=180A+C=180-90A+C=90A=90-C…

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Q: Use the triangle to find sin(23), cos(23), sin(), cos() 25 24 B

A: Multiple questions-"As per our guidelines we are suppose to answer only one question.Kindly re-post…

Q: Find the exact values of the sine, cosine, and tangent of the angle. 177 17% 17x 12 4 17x sin 12 17A…

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Q: 2. If a is an angle in a right triangle and sin a = , then cos a = (c) 13 13 (b) 문 (d) don't know 13…

A: Given that: sinα=1213

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Q: 1. Find an angle a in the fourth quadrant such that cos a = 0.4 A) 116.4° B) 66.42° C) 285.4° D)…

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Q: w=64(cos 180 degrees + i sin 180 degrees)

A: Solved below

Q: 1. Find cos(A), sin(A), and tan(A) for triangle ABC. 17 B 15 00

A: As per guidelines, we are supposed to solve only first question. Please repost other questions…

Q: 1 sin 0 2

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Q: Use the information given about the angle 0, 0<0<2r, to find the exact value of sin 2 12 3n tan 0 ,…

A: we have to find the following

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Q: What is cos A, if sin 2A : 11 V85 and 2A is an angle in the second quadrant? 17 22 22 17 no correct…

A: We have to find

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A: We are asked to find sinA, cosA and tanA

Q: 18. What is the sine of the following angles? (i) 1° 00' 00" (ii) 2° 00' 00" (iii) 1° 01' 00"

A: Note -  According to Bartleby guidelines we are supposed to do only three subparts . If u want more…

Q: For an angle x, sin(x) = 6/13. Find the following: %3D cos(x) = %3D tan(x) = csc(x) = %3D sec(x) =…

A: This question is based on trigonometric ratio's. Sin(x) = perpendicular/hypotenuse

Q: 10. Use the trigonometric ratio sin A = 0.38 to determine which angle of the triangle is ZA. 1.3 cm…

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Q: 18 25 7. 24

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Q: 1. Which of the following statements is true? A. sin e B. cos 8 =. adjacent opposite hamntansi…

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Q: 7. What is tan 60° ? a. V3 с. V3 b. 2 d. 2 8. In a right triangle PQR, PQ = 12 cm and QR = 5 cm.…

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Q: Find the exact values of the sine, cosine, and tangent of the angle. 17n 17n 17n 12 4 6 sin() - 17n…

A: 17π12=17π4-17π6we have to find,sin17π12=cos17π12=tan17π12=

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Q: 2. Consider the triangle given below: 3 Determine the exact value of each of the following…

A: The triangle given is

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Q: Which equation can be used to find the measure of angle GFE? PE -1 14.5 14.5 COS 11.9 11.9 11.9 COS…

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Q: Assume that θ is a positive acute angle. Given: cos⁡θ=60/61 Find: cos⁡2θ

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Q: _cos Y =_ cos Y = 7 ▶ 2 을 2 13

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Q: Which of the following equations can be used to find the length of x? 14 55° 35° 20 cos 35° 20 sin…

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Q: What is cos A, if sin 2A = , and 2A is an angle in the second quadrant? V85 %3D 22 no correct answer

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Q: Use the information given about the angle 0, 0<0<2n, to find the exact value of sin (20). 20 3n cos…

A: We will use simple relation between Sin and Cosine. Also the exact value of  Sin( 2θ ) is depends on…

Q: Can you please tell me the answer I need it ASAP!!!

A: Formula: