22. If cose (a) osẻ = — and ✔ is in quadrant IV, then cos (b) (c) ²/ 213 L23 √ (d) (e) ± 27/1

Q: Find the area of a triangle if A = 38.9°, B = 63.7°, and c = 42.0 cm. (Round your answer to one…

A:

Q: Prove the identity 2 tan 0 tan²0 + 1 = sin(20).

A: We have to find  the proof

Q: Use the equation editor to verify the identity below. Make sure to show each step of your process to…

A:

Q: If sin B = −12/13 with B in QIII, find the six trigonometric functions of B/2. Group of answer…

A: If sin B=-1213 with angle B in quadrant III, then to find the six trigonometric functions of angle…

Q: 1) The point (-3,-4) lies on the terminal arm for angle 0. Determine the primary trigonometr ratios…

A:

Q: Given the lengths of two sides of a triangle, determine the range of the possible lengths of the…

A:

Q: Given that sin u = 1 /3 and cos v = −3/5 and that u and v are both  in the second quadrant.  Find…

A:

Q: State the domains of the six trigonometric functions. Group of answer choices sin θ       […

A:

Q: Find the angle of elevation, angle of depression and line of sight.

A:

Q: 12. When using Sum and Difference Identities to find the exact value of cos 15 degrees, which of the…

A: I am going to solve the problem by using some simple calculus to get the required result of the…

Q: 6. Find the length of AB. Round off to the nearest tenth. a.) b.) A 24 50° B 45° 12 105 C 40° B

A:

Q: The lower right-hand corner of a long piece of paper 6 in wide is folded over to the left-hand edge…

A:

Q: A circle has radius of 7 cm. What is the length of arc intercepted by a central angle of measure…

A: Given problem:- A circle has radius of 7 cm. What is the length of arc intercepted by a central…

Q: If m1 = x and 90° < x < 180°, then 21 is a(n): O acute angle O right angle O obtuse angle O straight…

A: We know that, Obtuse angle is any angle greater than 90°: Straight angle is an angle measured equal…

Q: 6) If you were to start solving the triangle below, which formula would you use and which part would…

A:

Q: Draw your own triangles given the indicated m Law of Sines. Round off all decimals to the near 1. LA…

A: Law of sine is given by:  a/sinA = b/sinB = c/sinC Please note:  we are allowed to solve only one…

Q: 6/85 7/85 If t is the distance from (1, 0) to along the circumference of the unit circle, find sin…

A: topic- trigonometric ratios

Q: Find cot 8, sec 8, and cos 0, where is the angle shown in the figure. Give exact values, not decimal…

A: We can find the required values in the following steps.

Q: x= a cos4 theta y= a sin4 theta by the given equation, find the equation of a and b when theta is…

A:

Q: 1) Using Rational Root Theorem and Descartes' Rule of signs. Types of Positive Negative ,3 Find all…

A: The solution is given below

Q: 17. Write in polar coordinates and isolate the variable r if possible. x? + y? = 6x

A: Here we have to form the polar equation.

Q: Activity 3: State an equation that will solve x. Solve the unknown parts. Round off your answers to…

A:

Q: Two guy wires from the top of a 37-foot tent pole are anchored to the ground below by two stakes.…

A:

Q: 10. If in a triangle A = 20°, b = 2, and a = 1, then B = a) impossible (b) 43.2° (c) 0.68° (d)…

A: Given query is to find the measure of angle B

Q: Vrite the complex number in standard form. (Simplify your answer completely.) 8(cos 330° + i sin…

A: Given query is to find the standard form for the expression.

Q: 41" 36 10 2. 20 125 5 3. 25 95 5.5

A: Since you have asked multiple question, we will solve the first question for you as per our guide…

Q: What Do I have to know to find out that arctg sqrt(3)/3 equals to 30 degrees

A:

Q: 1. The parts of spherical triangle are B=120°, C=150°, a=135°. What is the spherical excess? Compute…

A: We know: cos(A) = cos(a) sin(B) sin(C) − cos(B) cos(C)             =cos(135°) sin(120°) sin(150°) −…

Q: A box contains cards numbered 6 to 50. A card is drawn at random from the box. probability that the…

A:

Q: csc² x+sec² x 1 cos² sin² 10

A: As we know from the trigonometric identity: 1). sinx=1cscx 2). cosx=1secx 3). sin2x+cos2x=1   Given:…

Q: A surveyor starts at the edge of a lake, at point A, and measures a 90° angle between B and C, as…

A: Here we will find the length of the lake between A and C,

Q: 13. Evaluate the function. Give the exact value. cos (tan (V3) -1 cos(arctan( v3% )= 0.5

A: We have to find out the value

Q: Radian measure tells us how much of a [Select] to the terminal side of the angle, with [Select] has…

A: Topic:- geometry

Q: ctg sqrt(3)/3 equals to 30 degrees? How to convert this arctg to degrees? what is the proccess? and…

A: we have to prove arctg(sqrt3/3)=30 degreearctan(33)=arctan13                         =arctan(tan30°)…

Q: The Law of Cosines must be used when only the measures of two sides and the included angle are known

A: Law of cosines

Q: Consider the figure, which shows a circle with center at C and a radius of r, and right triangle…

A: Consider the figure

Q: Two concentric circles have radii of 5 cm and 7 cm. Find the area of the portion of the sector of…

A: This question is based on area of sector of circle.

Q: For the following complex number, give the following. 5 - 12i (a) the absolute value (b) the…

A: a. The absolute value of a complex number , a+bi (also called the modulus ) is defined as the…

Q: Which ordered pair is on the unit circle at 150 degrees? 2 °(-*. *)

A: Radius of unit circle is 1

Q: Find the area of the given triangle. Round the area to the same number of significant digits given…

A: Topic: Properties of triangle

Q: Given m // n, calculate x + y in degrees k j 120° (3y+6)* 3 n

A: Let's find angle x+ y = ?

Q: 7. Find the exact value using the Sum, Difference Product, Half-Angle, or Double-Angle formulas.…

A: We need to solve trigonometry problem.

Q: 50. cos(27-0) = cos 0

A:

Q: 14. Use appropriate double angle formulas to rewrite sin* in terms of the first power of the cosine.…

A:

Q: Which of the following statements involving sigma notation is always true? Ο Σακ- b) = Σ b-Σα ) k=1…

A: We can check which statement is correct.

Q: 6 csc 0 - -2sin 0-√2sin Øcsc 0 + csc 5x 7 7 Sx 7x A) B) 14 4 x 5x D) No solution. O KIM

A:

Q: 4. Graph y = -csc(x) on [-27,21]. Show and label each Trigonometric function clearly. Be sure to…

A: To graph the given function.

Q: 48. To graph two full periods of y=-4.2 sin 3x- 97 X min = 72 and X…. = 22 - 12 -4). , an…

A:

Q: Find the solution(s) for theta. 0 tan 0

A:

Q: What is the tangent of 0? 11 11

A: