Use the image below to answer the following question: 13 12 What relationship do the ratios of sin x" and cos y° share?

Q: Quadrilateral ABCD is inscribed in a circle, and the lengths of its sides are AB = 5, BC = 9, CD =…

A: GivenThe length of the sides of the quadrilateral  are and  and the given diagram is Use the law of…

Q: Simplify the expression below and then determine which of the following expressions is not…

A:

Q: 1. Find Tan A 2. Find Tan B 3. Find Sin A 4. Find Cos A 6 10 B B:

A:

Q: tan a = −3 and the terminal arm of the angle a is in the second quadrant, explain how would you find…

A:

Q: what is the degrees of cos θ/2 = 1

A:

Q: Apply the appropriate formula to evaluate the following. a. 2 sin 15° cos 15° * cos 21 - sin sin 9…

A: a. 2 sin15° cos15°=sin215°       ∵sin2x=2 sinx cosx=sin30°=12

Q: Below, AABC-A FED. Which cosine value is equal to cos(C)? B 81° D 44° 81° E

A:

Q: 1a. Use the reciprocal identities for the following problem. If sin θ = 7/8, find csc θ. csc θ =…

A: We have to use trigonometric properties to solve for the given trigonometric quantities.

Q: COS dx 1– 2 sin r

A:

Q: Use a compound angle formula to rewrite cos(30) in terms of sinO and / or cose.

A: compound angle formula

Q: 3.) Evaluate each in your calculator: ROUND ALL DECIMALS TWO PLACES: Cos 30° = sin 82° = tan 20° =…

A: The explanation of answer as follows

Q: Find the exact value of the expression below. arccos[sin(-25)] 3

A: A=arccos⁡[sin⁡(−2π3)]

Q: 2. Evaluate the following expressions, using a calculator if necessary: a. tan 46° b. sin 49°12' c.…

A: To calculate the following values

Q: Simplify the 18ll8WIng expressIons. a) cos?x (tan2x + 1) b) v1 - sin a V1+ sin a

A: To simplify the expressions

Q: 1. Write as an algebraic expression in x and y: COS (tan-¹x + sin-¹ y)

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

Q: Determine the values of the following: 5.1.1 sin(180° - A) 5.1.2 tan 0+1

A: Note: As per our guidelines we are allowed to solve one question at a time. Kindly repost the rest…

Q: 7/2 sin e cos (cos a cosec 0) d0 TC (1-cos a) 2 -Cos Te/2-

A:

Q: 3. Evaluate the following: sin' 63° + sin? 27° (i) ços' 17° + cos 73°

A: Introduction :

Q: 11. Find the five remaining trig ratios of 0 if sin 0 = and 0 is in quadrant II. Use simplified…

A: Given  sin(θ)=37we know that sin =opposite hypotenuseopposite side=3  and hypotenuse =7make a right…

Q: Describe the conditions that guide when it is appropriate to use the Sine Law, the Cosine Law, the…

A: Given data condtions  for using the sine rule,    the cosine rule  ,the sum of the interior Angle…

Q: (a) Explain in words how you would use the unit circle to evaluate cos(1437) and sin(-).

A:

Fundamentals of Trigonometric Identities

Trigonometric Identities are the equalities that involve trigonometry functions and hold for all the values of variables given in the equation.