If the sine of an angle is 817, what is the cosine of the angle's complement?

Q: If the sine of an angle is .6691, Find the angle

A: Let the angle be 'x' sin(x)=0.6691

Q: What is the relationship between the sine and cosine of complementary angles and why is it true?

A: The sine of any acute angle is equal to the cosine of its complement.The cosine of any acute angle…

Q: To apply the law of sines, an angle must be given and a side (opposite/adjacent) the given angle…

A: In a triangle, to apply the Law of Sines, we must have an angle along with the side opposite to the…

Q: In terms of the cosine of a positive acute angle, what is the expression for cos(19pie/18)?

A: Cos 19π/18                     = cos 19*180/18                    = cos 190° cos190° = -0.98481cos…

Q: Evaluate the sine, cosine, and tangent of the angle without using a calculator. (If an answer is…

A:

Q: The angle between 0 and 2π2π in radians that is coterminal with the angle 114π114π in radians is

A: The given angle is

Q: Construct an angle of 7π/2 radians.

A: We know that - after each π/2 angle, quadrant gets changed. Hence, we can show the angles as the…

Q: In terms of the cosine of a positive acute angle, what is the expression for cos(19π/18)

A:

Q: A leaning flagpole, 5 m long, makes an obtuse angle with the ground. If the distance from the tip of…

A: Given:- A leaning flagpole, 5 m long, makes an obtuse angle with the ground. If the distance from…

Q: Use a half-angle formula to find the exact value of the expression tan(7π/8).

A: we have to use the half angle formula to find the exact value of the expression tan7π8. tan…

Q: Find another angle phi between 0 degrees and 360 degrees that has the same cosine as 69 degrees.…

A: Refer to the question we need to find the angle  0 < phi < 360 that has the same cosine as 69…

Q: Explain why the law of sines can be used to solve a triangle if the measure of an angle is given…

A: we have to explain why the law of sines can be used to solve a triangle if the measure of an angle…

Q: We can always use the Law of Sines to find missing parts of triangles in which one_______ and…

A: Explanation: According to the sine law asinA=bsinB=csinC

Q: Use Cosine and Sine laws to find the missing lengths and angles in figures 3. 30

A: I am attaching image so that you understand each and every step.

Q: Find the values of the trigonometric functions for each angle without using calculator sin 240°

A: We need to find sin240°

Q: Find the values of the six trigonometric functions for angle 0

A: here there are six trigonometric functions  P=perpendicular, H= hypotenuse , B= base  sin 00=PHcos…

Q: give the exact value of cosine 135 degrees

A: cos(135°)  = cos(180° - 45°) = - cos (45°)

Q: At a certain time, a post 12 feet tall casts a 4 ft shadow. What is the angle of elevation of the…

A: Given problem:- At a certain time, a post 12 feet tall casts a 4 ft shadow. What is the angle of…

Q: Find the exact value of the six trigonometric functions of the angleθ in each figure

A: Since, we have a given triangle in which Perpendicular=3 and Base=5Since, the given triangle is a…

Q: Find the value of the Sine, Cosine, Cosecant and Secant, if 0= 225°. What is the reference angle of…

A: Given unit circle with angle θ=225°

Q: If you are given a point on the terminal side of angle 6, explain how to find sin 6.

A: Consider the provided information, Let we have a point x,y.

Q: 5. If sin 47°=.731, name another angle in the same quadrant that has the same sine value.

A: It is not possible.

Q: In a right triangle, the side opposite of angle theta has a length of 80 inches, the side adjacent…

A:

Q: Find an angle 0 with 0° < 0 < 360° that has the same: Sine as 50°: 0 - degrees Cosine as 50°: 0 =…

A:

Q: Find the exact value of the six trigonometric functions of the angle θ in each figure.

A: Trigonometric ratios are the values of the trigonometric functions. A trigonometric function takes…

Q: Find another angle Phi between 0 degrees and 360 degrees that has the same cosine as 69 degrees. Do…

A: Given

Q: Find another angle theta between 0 degrees and 360 degrees that has the same cosine as 245 degrees.…

A:

Q: if side a = 10 is opposite angle A, side b = 4 is opposite B, and side c is the hypotenuse, find the…

A:

Q: Convert an angle of 195° to radians. Give an exact answer (leave it in terms of n).

A: For degree to radian we multiply by π180 For radian to degree we multiply by 180π

Q: Explain why the sine or cosine of an acute angle cannot be greater than or equal to 1.

A: Let us consider a right angled triangle as below. Here θ is an acute angle. In the right angled…

Q: determine the height of gage blocks required to set an angle of 17 degrees 22' on a 5" sine plate.…

A: Given,           The height of gage blocks required to set an angle of 17 degrees 22' on a 5" sine…

Q: Convert the angle 120°in degrees to radians. Express your answer as a multiple of π.

A:

Q: 4. If sin 47°=.731, name another angle in a different quadrant that has the same sine value.

A: We know sin180°-θ = sin θ

Q: The sum of the sines of two angles A and B is 3/2 while the sum of the cosines of the angles is √3…

A: Given  Sin(A)+Sin(B)=3/2 Cos(A)+Cos(B)=(3^(1/2))/2

Q: Use an appropriate half-angle formula to find the exact value of the expression  tan(π/8)

A:

Q: Use a special right triangle to find the sine and cosine of a 30° angle.

A:

Q: Use a reference angle to write sin(5π/4) in terms of the sine of a positive acute angle.

A: Given

Q: Calculate sin(5) and cos(-270°). Include a sketch of each angle.

A:

Q: If (-3,4) is a point on the terminal side of an angle A in standard position, then what is Sin(A)?

A: The point (-3,4) lies in the 2nd quadrant and hence sin will be positive.

Q: when it is necessary to use the Law of Cosines instead of the Law of Sines.

A: This question is based on Law of Cosine and sine rule.

Q: If you are given a point on the terminal side of angle θ, explain how to find sin θ.

A: Consider a point (a,b)

Q: A tree cast a shadow that is 175 feet long. If the angle of elevation from the end of the shadow…

A:

Q: The cosine of the smallest angle in a right triangle is 0.8. What is the sine of the other acute…

A: If smallest angle is θ then other acute angle will be 90-θ sin90-θ=cosθ

Q: What is the relationship between cosine and sine in relation to complementary angles?

A: Since the ratios sine of an angle and cosine of an is complementary ratios.

Q: Sketch and find sine, cosine, and tangent of 240 °by applying reference angles only.

A: We have to sketch and find sine, cosine, and tangent of 240 degrees by applying reference angles…

Q: Find an angle 0 with 0° < 0 < 360° that has the same: Sine as 30°: 0 = degrees %3D Cosine as 30°: 0…

A: Sin is positive in first and second quadrant. sin x=sin(π-x)sin 30=sin(180-30)          =sin…

Q: If the sine of an angle is 17' 8 what is the cosine of the angle's complement?

A: Two angles are said to be compliment angles if they add up to 90 degrees. Let x be the given angle,…