What is the cosine of ZB? A 8 inches C B

Q: 58 h 26 B

A: Solution attached below

Q: In ΔBCD, the measure of ∠D=90°, BD = 13, DC = 84, and CB = 85. What is the value of the cosine of ∠C…

A: Given, a right angle triangle ΔBCD, the measure of ∠D=90°, BD = 13, DC = 84, and CB = 85.

Q: 3) 12 24°

A:

Q: Find the value of x in the triangle shown below.

A: Find x.

Q: Use the figure to find CBNAC. B E Which of the following is CBNAC? AC AC 4 CBA

A:

Q: In the diagram, YW bisects ZXYZ. Find M2XYZ in degrees.

A: Given,   In the diagram, YW→ bisects ∠XYZ.

Q: The triangle below is isosceles. Calculate the cosecant of Đ X. 14 Y 16 16

A: We find cosecant of x  by use-  cscx = 1/sinx. We find sinx that is sinx = perpendicular/hypotenuse…

Q: In ABCD, the measure of ZD=90°, BD = 20, CB = 29, and DC = 21. What is the value of the cosine of ZC…

A:

Q: 47 38 25

A:

Q: circle? H. GH CD EF JK АВ

A:

Q: What is the Cosine R? What is the Cosine S?

A:

Q: X 19.0 3.26 5.86

A: As per our guidelines only 1 question ca be answered. The solution is given below in the next step:…

Q: Use the Law of Cosines to find the values of x and y.

A: Here we have to find the value of x and y,

Q: In the diagram below, ST is a midsegment of △WXY. Find the values of a and b

A:

Q: Q3\ For the triangle shown in figure below, the magnitude of L is:

A: Here the given triangle is a right angled triangle so we can apply Pythagoras theorem to find the…

Q: The height of a rider on a Ferris wheel, in meters, can be modelled with h(t) =…

A: Given ,  The height of a rider on a Ferris wheel, in meters, can be modelled with h(t) = 10 sin(t -…

Q: Determine the quadrants in which the terminal side of lies if o°ses360° cos(e) = - 0.5945

A: Given ,  cos(θ) = - 0.5945  Where 0 <= θ <= 360°

Q: Use the Law of Cosines to determine the indicated side x. (Assume b = 19 andc = 24. Round your…

A: Here is the solution of the given problem.

Q: Write the ratio for cos B. 61 60 C11

A:

Q: In the accompanying diagram of right triangle ABC, AB = 3, BC= 4, AC= 5, and mZABC = 90. %3D Ap B >C…

A: By using trigonometry ratio formula, we calculate the required sine (C).

Q: Find the sine of angle © in the triangle below. 3 8

A: In a right angle triangle: tanθ =perendicularbase

Q: In ABCD, the measure of ZD=90°, BD = 20, CB = 29, and DC = 21. What is the value of the cosine of ZC…

A: ∆ BCD∠D=90°BD= 20 units;CB=29 units;DC=21 units;

Q: Use the Law of Cosines to find the values of x and y. 50° 4 6.

A: Given triangle is

Q: What is the sec 6 in the right triangle shown? 10 8 10

A:

Q: Find the coordinate point on the Unit Circle of θ=-4pi/3.

A: Let point P(x,y) is the coordinate point on unit circle. The coordinates on the unit circle can be…

Q: Find side a for triangle ABC round to 3 decimal places A=145°, B=17° c=9

A: Given A triangle ABC  ∠A = 145° ,  ∠B = 17°   and  c= 9   We have to the side a of the triangle ABC.…

Q: In the right triangle AABC below, what is the cosine of zA? * (1 Point) A 14 centimeters C 48…

A:

Q: In triangle A= 30,B 70' and a 8cm. Find АВС, the length of side c using the law of sines.

A: Given, A=30°, B=70° and a=8 cm

Q: In the triangle below ĉ = 90°, AC = 3 and BC = 10 B cosec(A) =

A: Value of cosec(A) will be

Q: 3. Use the Law of Cosines to determine the value of x. C 15 108° 18 B

A:

Q: What is the cosine of ∠B?

A:

Q: In triangle АВС, A = 30' , B = 70° and a=8cm. Find the length of side c using the law of sines.

A: NOTE: Refresh your page if you can't see any equations. . here we have

Q: TT a = 0, b = %3D B.

A: Given: The integral is ∫14 x2+4x-5x+2 dx =∫ab f(θ) dθ .

Q: Find the magnitude of (3 + 7i).

A:

Q: Find side a using the Law of Cosines В 27 km 81° A 14 km

A:

Q: In ΔVWX, the measure of ∠X=90°, XW = 65, WV = 97, and VX = 72. What is the value of the cosine of ∠V…

A: Given: In ΔVWX, the measure of ∠X=90°, XW = 65, WV = 97, and VX = 72. To find:  The value of the…

Q: In ΔBCD, the measure of ∠D=90°, BD = 20, CB = 29, and DC = 21. What is the value of the cosine of ∠C…

A: cosine (angle) = adjancy side / hypotnuse

Q: f side a using the Law of Cosines. R

A:

Q: Use the Law of Cosines to determine the indicated side x. (Assume a = b = 45. Round your answer to…

A: given that a=b=45 and ∠c=140°thenaccording to cosines lawx=a2+b2-2abcos(c)

Q: 21 26 16

A:

Q: How did he get the value inside the circle? (C 579 Sin ($/4)

A: Gamma(z) •Gamma(1-z) =π/sinπz Replacing z by 1/4

Q: Use the Law of Cosines to find the value of x. Round answer to the nearest tenth. 17m 42° 22m

A: Solve for x

Q: Use the law of cosines to show that, if a2 =b2  +c 2 , then A = 90 degree.

A:

Q: Use the Law of Cosines to find the values of x and y. 4 6.

A: A figure is given with an unknown side and angle. The objective is to use the law of cosines to find…

Q: Use the Law of Cosines to determine the indicated side x. (Assume b = 20 and c = 40. Round your…

A:

Q: In right triangle, ABC, given a = 8, b = 6, C = 900. Find the values of the sine, cosine, and…

A:

Q: Find the lengths a, b, c, andd in the following figure when x = 5 cm. Leave your answers in terms of…

A: Complete the figure.

Q: Use the Law of Cosines to find the values of x and y. 12 16 18 (Round to one decimal place as…

A: Law of cosine

Q: What is the sine of ZB? B 20 12 A 16

A: sinB = opposite side /hypo

Q: Find mZB. Round to the nearest degree. A 14 8. B 11

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.