1 find cos 20. 3 Let O be an angle in the first quadrant and sin 6

Q: 23 Given that sin(0): and 0 is in Quadrant II, what is cos(20)? 25 Give an exact answer in the form…

A: We can use the trigonometrical identity in order to solve the given problem.

Q: (5)(a) Use a sketch of a triangle to find the exact value of the following (cos- expression: CSC (…

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Q: An angle of measure π/6 intersects the unit circle at point (√ 3/2, 1/2). What is the exact value of…

A: Given ,  An angle of measure π/6 intersects the unit circle at point (√3/2 , 1/2) We have to find…

Q: 5 Let 8 be an angle in quadrant II such that tan0 = -- 12 Find the exact values of cos 0 and csc 0.…

A: topic- trigonometric ratios

Q: /3 Let 0 be a quadrant I angle with cos os(e) 3 Find tan(20).

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Q: 1. If tan a = - and cot ß =÷for a second- quadrant angle a and a third- quadrant angle B find the…

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Q: 6. Use the triangle to find sin(23), cos(23), sin(), cos() 25 24

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Q: 4 and cot A < 0, then find cos 2a. 5' If sin a = - 7. B. 25 7. D.-25 В. Z 24 A. 25 24 С. 25

A: sin α=-45  &amp;  cot α&lt;0

Q: ased on the figure, select all true equations. B 48° A a A tan(48) = sin(48) = - C cos(42) b.…

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Q: Given: sin a 13 Find: cos a and tan a

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Q: Given that

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Q: 2. Given sin in Qil, tind the exact value of the following: a. sin(26) b. cos (26) C. tan (26)

A: Given sinβ=513 in quadrant II. To find: a. sin2β    b. cos2β    c. tan2β Solution: We know that in…

Q: 15 and A is in quadrant 2. 17 Find cos(2A), if sin(A)

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Q: An angle of measure 120° intersects the unit circle at point (-. What is the exact value of…

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Q: B A Find cos(8) in the triangle. Choose 1 answer:

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Q: Given tan( a ) = 12/5 and angle a is in quadrant III. Find cos( a/2 ). O 2/13 13 O 3/13 13 O 3/13 13…

A: The objective is to find cos(a/2).

Q: Given that sin A= 55/73. Find cos A.

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Q: 6. Write the given expression as the cosine of an angle. cos(90°) cos(20°) – sin(90°) sin(20°)

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Q: 2 Let 0 be an angle such that cos 0 = and tan0<0. 5 Find the exact values of cot 0 and csc0. cot 0 =…

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Q: 11) Use a calculator to find the Angle, approximate to two decimal places. Make sure Calculator is…

A: Given that: 11-(a)cosθ=0.1736         (b)cotθ=2.7474

Q: In the figure below, AXYZ AACB. Find cos B, sin B, and tan B. Round your answers to the nearest…

A: Given Data: Similarity: ∆XYZ~∆ACB From the given figure, XY=28 YZ=29.6 XZ=9.6 The ratio of sides of…

Q: Let a and B be first quadrant angles with cos(a) = 4 V6 and sin(8) = 4 Find cos(a + B).

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Q: 1) Use cofunctions of the complementary angles to answer the following questions. Show your work. a)…

A: We know that, sinθ=cos90°-θ=cosπ2-θ cotθ=tan90°-θ=tanπ2-θ cosθ=sin90°-θ=sinπ2-θ…

Q: 13 12 Find cos(8) in the triangle. Choose 1 answer: 13 12 B 13 12 12

A: The triangle is given by To evaluate : the value of cosβ

Q: assume that all the given angles are in simplest fprm, so that A is in QIV you may assume 270 o&lt;…

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Q: Let a be the shorter leg of a 30°-60°-90 triangle. 60 2a 30 sin 60° = sec 60° = Cos 60° = CSC 60°=…

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Q: 15 If the terminal side of angle 0 goes through the point (, -) on the unit circle, then what is…

A: The terminal side of an anglegoes through the pointon the unit circle. Now if (x, y) is any point on…

Q: 2. A 30 ft ladder leans against a building at an angle of 45 °. Compute the distance from the foot…

A: Ans is given below

Q: Given that cosA=−5/13 and sinB=8/17, with A and B in quadrant II,  Find cos(A-B)

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Q: 1. If a, B are acute angles such 4 that cos a = 8 and tan B=, find 15 a. cos (a- B) b. sin 2

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Q: 49. If cos 1√√3 is a point on the unit circle corresponding to the angle in standard position, then…

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Q: 19 and 0 is in Quadrant II, what is cos(20)? 23 Given that sin(0) Give an exact answer in the form…

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Q: 7 Let 0 be an angle such that cos 0 = and cot 0<0. 8 Find the exact values of tan 0 and csc 0.

A: Given,  cosθ = 78  and  cotθ &lt; 0 We have to find the exact value of tanθ  and  cscθ

Q: Use the given information to find the exact value of the expression.  cos θ = 5/13 , θ lies in…

A: Given :cosθ=513

Q: 1. Suppose that a is an angle in standard position and that the terminal side of a is in the first…

A: Given that the terminal side of the angle Alpha lies in the first quadrant. This implies that Alpha…

Q: Compute čOS (2· COS Round to the nearest hundredth. Hint: cos(1/3) is the angle in quadrant 1 for…

A: cos2arccos13 To find its value

Q: 5 Given cos(8)= and the terminal side of 0 lies on the fourth quadrant. What is the value of cos 05…

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Q: Given tan(theta)=8/7, pi<thetha<3pi/2 Find (a) sin(2theta), (b)cos(2theta), (c)sin(theta/2),…

A: SOLUTION-

Q: (6) The terminal side of an angle 0 in standard position intersects the unit circle at What is cos…

A: Answer : cosθ = 4/5

Q: 4. An angle of measure 150° intersects the unit circle at point (-,). What is the exact value of…

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Q: The measure 0 of an angle in standard p cos 0 and sin 0 for each angle measure. 21. 120°

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Q: Let a and 3 be angles in [0,] with COS α = 144 , sin 8: 145' 24 25 What is the value of cos(a + 3)?…

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Q: 12 Suppose that 0 is an angle in standard position whose terminal side intersects the unit circle at…

A: -513, 1213 x-coordinate of any point on the unit circle is cosine value and the y-coordinate is sine…

Q: /11 Let 0 be a quadrant I angle with cos(0) 8 Find cos5 2

A: Given, cosθ=118 θ→First quadrant

Q: Find sin A, cos A, tan A, and sin B, cos B, and tan B in right triangle ABC, with C=90° given the…

A: Given that ABC is a right triangle such that ∠C=90° and b=5 and c=6 . We  have to find sinA,…

Q: 3. Suppose 0 is an acute angle in right angle triangle, and if tan 0 4. then Cos 0 is: a) b) c) d) 3…

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Q: Given: cos 0 e is in QI. What is the value of cos 260? 4 6. o 1 3 O 4 6. 6.

A: We have to find value of cos(2theta).

Q: 161 Suppose that is an angle in quadrant 2 and that cos a = 2 . Compute the exact value of cos 289…

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Q: If sin(8) and 0 is in quadrant III , then find (a) cos(0) (b) tan(8) (c) sec(8)

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Q: 1. Using the half-angle formula, simplify the following expression. sin 48° 1 + cos 48°

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