2. Which set of primary trigonometric ratios is correct for the angle 225°? a. sin 225° = 1 cos 225° 1 C. sin 225° = - 1 , cos 225° V2 tan 225° = 1 tan 225° = 1 b. sin 225° = -- 1 , cos 225° = d. sin 225° = 1 cos 225° tan 225° = -1 tan 225° = -1

Q: Determine the tan 330o by first finding the tangent of its reference angle and then adjusting the…

A: Given : tan(330°)

Q: Use the Law of Sines to find x. Let a = 85, ZA = 34.6°.

A:

Q: Create a diagram, then calculate values for the other basic trigonometric ratios to four decimal Cos…

A: Solved below

Q: 17) Find the distance from A to B A 1139 369 a=14 B

A: When a, b, and c are the sides opposite to angle A, B and C of a triangle ABC, thenasinA=bsinB=csinC…

Q: find tan A and tan B

A: We can use the concept of Pythagoras theorem in order to solve the given problem.

Q: Use AABC to find the trigonometric ratios. A V34 B 1. Tan B = 2. Cos B = 3. Sin A = 4. Tan A =

A:

Q: A man standing near a radio station antenna at A observes that the angle of elevation to the top of…

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

Q: Sketch the angle and write the sec and tan of the angle if the terminal side of the angle passes…

A: NOTE: Refresh your page if you can't see any equations. . the given point is so here we have

Q: II. Use the reference angle to evaluate the following trigonometric functions: a) sin 315° b) cot(-…

A: a). b).

Q: The angle addition formula for cosine is cos(a + 3) = cos a cos BF sin a sin 3. Use this formula to…

A: To find the value of given trigonometric expression

Q: 3. Evaluate the following: (1+7i) а. 2430° b. 12-120° 2i(4-i) 5. с. (4е С. d. (22175°)(6450°)

A: Since you have posted a question with multiple subparts according to guildlines I will solve first…

Q: 7. Convert the given radians measure to degrees: (i) T/7 (ii) 3π/5 (iii) 2

A: According to answer guidelines of the platform if we have given multiple questions then we have to…

Q: Give the exact value of the following: sin? (300°) + sec(135°)

A:

Q: Find the exact values of sin(theta) ,cos(theta ), and tan(theta) for a right triangle where the…

A: From the given figure we are given the following figure

Q: Find the remaining trigonometric ratios of θ if:

A: (39).  Given: cscθ=-135  and θ in third quadrant.

Q: Verify the identity:( tan θ cot θ) /csc θ= sin θ.

A: We have to verify the identity: tan θ cot θcosec θ=sin θ We know the formula of trigonometric…

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…