If sin 60° = and cas B = find B. 60 O 30 O 20 If cos (26") = 0.899 and sin (26") = 0.438. Find sin (64") and cos (64"). sin 64° = cos 64°=

Q: If cos 0 2. and 0 is in Quadrant III, then sin 0 is equivalent to 4 (1) -7 (2) V7 (3) - 4 4 (4) 등 4

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Q: If sin A = −√65 /65 with 180 ≤ A ≤ 270, find cosA/2

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Q: 9. Given that sin A= 5 , where OCA<II, and tan B = -4, and tan B= 4 2. %3D 3. where 3 TT <B <2 Tl,…

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Q: 8 If tan 0=, T<0< find the exact value of each of the following. 5' 2 (a) sin (20) (b) cos (20) (c)…

A: We use Trigonometry ratios, double angle and half angle formulas

Q: If 2 cos a+1=0 and sina <0, determine without the use of a calculator and with the aid of a diagram…

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Q: If cos(0) : 2 and 0 is in the 2nd quadrant, find sin(0) 7 sin(8) =

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Q: 13 5.

A: First use Pythagoras theorem to find the value of x. Then use the value of x so found to find sin…

Q: Find the exact value of cos α = 8/17, α lies in quadrant IV, and sin β = - 1/2, β lies in quadrant…

A: Given that α is in 4th quadrant. There sinα will be negative.  Given that β lies in quadrant III,…

Q: Use the given below to answer #s 33-35 40 and 0 is in Quadrant IV, then sin 0 =and tan 0 = 6. If cos…

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Q: If tan 0 = 5 6 1 (a) sin (20) 31 2 πεθα· find the exact value of each of the following. 3 (b) cos…

A: Given that tan θ=56Since, we know that  tan θ=PerpendicularBase⇒  Perpendicular=5 and Base=6By…

Q: If {(2 sin e - cos 0) / (cos 0 + sin 0)} = 1, then the value of cot 0 is

A: Introduction :

Q: Use the given information and a calculator to find 0 to the nearest tenth of a degree, if 0° < 0 <…

A: Consider the given value for cosine function and use the inverse for cosine to  evaluate theta. cos…

Q: If AC = 3 and BC = 2, find the following quantities. (E sin A, cos A, tan A sin A = cos A =

A: It is given that, ∆ABC is a right triangle with ∠C=90° If AC=3 and BC=2

Q: Solve the following problems. Find sin 30°, cos 30°, tan 30° , and cot 30°. A 30 sin 30° Cos 30° ,…

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Q: Find the exact values of sin 2a, cos 2a, and tan 2a given the following information. 4 tan a = 270°…

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Q: A. Find sin? and tan? if cos?=16/65, assuming that 0≤ ��� < ?/2 B. Find sin? , sec?, and cot?  if…

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Q: 2. If sin 0 = – and 0 E QII, find cos 0. Give an exact answer. 3

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Q: 1. Given that the radius r of the unit circle is 1, what would be the values of sin 0 and cos 0 in…

A: according to our guidelines we can answer only three subparts, or first question and rest can be…

Q: If tan e = 5 TILO 4 Tind the exact value A) Sin (20) B) COS(20) ) sin () 8rC05C

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Q: Find the exact value. Given that sin e = - 4 with 0 in quadrant IV, find tan 20. %3! O -24 7. 24 24

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Q: Give the EXACT values for the quantities. (a) sin 19π/4 = (b) cos −14π/3 = (c) cos −5π/6

A: Note: - Since you have posted a question with multiple sub-parts, we will solve the first three…

Q: Given that sin e = 3/5 and tan 0 < 0. Find sin 20.

A: Consider: sin θ=35 and tan θ&lt;0. Find sin 2θ. Since sin θ=35&gt;0 and tan θ&lt;0 implies θ lies in…

Q: Given that sin 0= 11/61 and cos 0 < 0, determine the values of the sine and cosine functions for 20.

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Q: Find sin A, cos A, tan A, and sin B, cos B, and tan B in right triangle ABC, with C 5 90°given the…

A: Given that a=1,b=2. Draw the △ABC with C=90° as shown below:

Q: Find the exact value of the expressions cos(a B), sin(a B) and tan(a + B) under the following…

A: Given,

Q: If cos(0) 7. and 0 is in the 4th quadrant, find sin(0) 8. sin(A)

A: Since, cos θ=78and θ is in the fourth quadrant.Our Aim is to find sin θ=?

Q: Find the exact value of cos(x + y), given sinx = 3/5, cosy = 4/5, x is an angle in Quadrant II, and…

A: Topic = Trigonometry

Q: If cos 0 4' T soS 27, find tan 0 and sin 20 without using a calculator.

A: Given:cosθ=34 ; π≤θ≤2πNow, since sin2θ+cos2θ=1,sin2θ=1-cos2θ…

Q: If Cos 0 and 0° < 0 < 90° what is sin 0? 13

A: we are given that cosθ =513 and we asking to find sinθ.  we will solve with the help of Pythagoras…

Q: 17 Given that cos 0= <0<T, find the exact value of each of the following. 3 2 (a) sin (20) (b) cos…

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Q: Use the given information and a calculator to find θ to the nearest tenth of a degree, if 0° ≤ θ <…

A: Given cos θ = −0.3189 We will use cos inverse. cos θ = −0.3189θ=cos-1(-0.3189)θ=108.596414592   But…

Q: If sin(8) = with 0 in Quadrant III, what is cos(0)? cos(0) = %3D

A: Trigonometric identities help to find the value of the cosine function in the third quadrant. The…

Q: If sin 8 is given and 8 E QII, find cos 6. 5 sin 8 = 26 cos e 8 =

A: sinθ=-526 By using the identity sin2θ+cos2θ=1, we get…

Q: For a small angle 0, where 0 is in radians, show that 2 cose+ (1-tan e) 3-20. Hence determine an…

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Q: Find the exact value of cos(α+β)​, given that sinα=−2/3 and sinβ=1/2​, with α in quadrant IV and β…

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Q: Find the exact value, given that sin A = - 4/5, with A in quadrant IV, tan B = 7/24 with B in…

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Q: 9. Use the trigonometric ratio cos e= 0.6798 to determine which of the following is the correct…

A: To find the correct value of theta :

Q: 3. If sin e = -2/3 and 180° & e s 270°, find the exact value of the following: (a) sin 2 e = (b) cos…

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Q: 1. Given that sin(a) = with 0 < a < 5, give an exact answer for the following: a. sin() b. cos() %3D…

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Q: 24 Given that sin(0) =- and 0 is in Quadrant III, what is cos(20)? %3D 25

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Q: Find the exact value of the following under the given conditions:a. cos(α + β)   b. sin(α + β)   c.…

A: Given: sin α=45, α lies in quadrant I, and sin β=725, β lies in quadrant II.

Q: If cos(@) 13 with 0 in Quadrant I, what is sin(8)? 18 %3D sin(0) = %3D

A: Given that cosθ=1318 and θlies in first quadrant.

Q: It is known that sin A =, where < A < n, and cos B = n< B < . Find the exact values of: where 13 3x…

A: Given that, sinA=35,π2&lt;A&lt;πcosA=-513,π&lt;B&lt;3π2

Q: Find the exact value under the given conditions. 4 TI 18) sin a =<a<n; cos ß =, 0<B< 0 < B<2 Find…

A: Given: So, alpha is in the second quadrant. There cos is negative

Q: -what is sin(0)

A: Given that : The equation is cos θ = 27  and θ is in the first quadrant.

Q: 8. Given that sin 0 = , and the angle 0 is in the first quadrant, find the value for cos 0.

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Q: 17. Give the EXACT values for the quantities. (a) sin = (b) cos = (c) cos- = (d) cos

A: Topic = Trigonometry

Q: Find the exact value of cos α = 1/2, α lies in quadrant IV, and sin β = - 1/3, β lies in quadrant…

A: (a) Consider the given expression as, cosα+β