Given ∆ABC, sin B and cos B.

Q: If sin 0 = (-2), find cos 0 and cot 0, where 0 terminates in the third quadrant. Draw a diagram to…

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Q: b)Estimate the value of cos 0, at 0 = 5°with the help of the following table 0: 0° 10° 200 30° 40°…

A: If θ be an angle in a right-angled triangle, then the sine of the angle or sinθ is defined as the…

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: Let sin 0 = with A in QIV. Find the exact value of cos 20 %3D 315

A: A is in QIV. There cos is positive  So,

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: If sin A lind cos 2A

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Q: Suppose that sin(0)=2/9. What cot(0)=__________. (round to 3 decimal places) Your Answer:

A: Let's find value of cot(theta).

Q: 1) Find the exact value of all six trigonometric functions given cos 20 = 3 where 0 is in QII. %3D

A: Given that

Q: B b

A: Trigonometry is the study of the relationship between the sides and angles of a right-angled…

Q: If tanθ=6/13, and if cosθ&lt;0, the... secθ= cosθ= sinθ= sin2θ= sinθ/2=

A: Since, tan of an angle is positive and cos of the angle is negative, so angle lies in second…

Q: If tan 0 = and cot ß = - for 0 in Quadrant Il and B in Quadrant II, find cos(0 – B). %3D 24 4

A: Given that

Q: If 0° <0<90° and cos @ = , find cos I3I

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Q: 4. If cos 20= -0.5 and sec 0 < 0, then where does 0 lie? A. I B. II C. II D. IV

A: Given: cos 2θ=-0.5 and sec θ&lt;0To obtain : θ lies in…

Q: 1.  If sec(α)=25.2/19.4, then what is the value of cos(α)? A:  16.1/19.4 B:   19.4/25.2 C:…

A: “Since you have asked multiple question, we will solve the first question for you. If you want any…