How do  I find sin y =-sqrt 2/2? I know that you use the given to find the angle but a 45-45-90 has sides of 1-1-sqrt2 and the 30-60-90 has 1-sqrt3-2     do I need to simplify the sqrt2/2?    Thank you :D

Q: Solve the following problems completely. Sketch the figure  A flag pole is in front of a classroom.…

A:

Q: 6. 7 9. A In right triangle ABC above, what is sin B? 6. 467 9 716

A: Given ,  In right triangle ABC  We have to find sin B

Q: You are standing on an elevated observation platform 180 feet away from a tree on which you spot a…

A: Consider the provided information in the question and draw the diagram. The diagram is shown below,

Q: A simple sundial has a gnomon 10 cm high. Suppose the angle of the sun with respect to the gnomon…

A: (a) Look at the following figure of the sundial: Using trigonometric ratios, the expression for the…

Q: Two docks are located on an east-west line 2593 ft apart From dock A, the bearing of a coral reef is…

A: We have to find the distance between dock A and coral reef.   This problem can be solved by using…

Q: 2. In the sketch below, AABC is drawn having AB = c, BC = a and AC = b, line CD = h and it is…

A: For any right angled triangle, the sine of an angle, θ is calculated using the formula, sinθ=ph ,…

Q: angle 120 DEG adjacent to the angle opposite the angle

A: Given- The coordinate for the tip of the triangle  is (-5,____) and see the figure, To find-  The…

Q: 2.5 dx = 9Arcsin ()+ VV9-x+ C %3D 3

A: Use u-substitution method to evaluate the integral.

Q: Hi,  Any help to understand how to solve questions 1,2 and 3 would be appreciated. x1=2.85sin…

A:

Q: 11. A rescue team 1000 ft. away from the base of a vertical cliff measures the angle of elevation to…

A: Let us draw the figure for the given data In the above figure the rescue team is at 1000 feet from…

Q: sin(2 + 3i) In(2 + 31) (=

A: We have to find out the value of given complex numbers.

Q: 6 7 8 9 10 8. Find the value of the acute angle x using the Law Of Sines. Write your answer in…

A: Here  triangle is given and we have to find value of x by using sine law

Q: The diagram shows a triangle ABC in which angle A = 90°. Sides AB and AC are V5-2 and Calculators…

A:

Q: sqrt ((1+cos8x)/2) Use half angle formula cos(4x) cos(32x) cos(2x) cos(8x) cos(16x)

A:

Q: Use the compound angle formulae to expand x1 and x2 into the form   Asin 100πt ±Bcos 100πt , where A…

A:

Q: 3. From P, the angle of depression of point A, on the ground is twice the angle of elevation of P…

A: From the figure,  PN∥GA, so the angle m∠NPA=m∠PAG=2x. In the ∆PBM, tan(m∠PBM)=PMMBtanx=h2…

Q: %3D 1 ac Sin B 2. Find the area of a triangle if area and a = 17.6, c = 9.2 and angle B = 25°

A:

Q: sin(x)(csc(x) – 2)dæ

A: We have been given the integral  ∫sinx(cscx-2)dx

Q: Ues the Further trigonometry in cosine please

A: Cosine Rule- cos∅=A2+B2-C22AB

Q: 5. The distance between the points (sine,cose) and (cos0,-sine) is S

A:

Q: Solve the following problem. Be sure to make a diagram of the situation with all the given…

A:

Q: EX 7. C =

A: To determine the radius of the circle.

Q: Find the length of an arc when its angle is 45 degrees, radius = 8 feet and when its angle is 72…

A: Arc length formula:

Q: Solve the following problem. Be sure to make a diagram of the situation with all the given…

A: Given : The diagonal of a rectangle is 341 milliliter Longer side is 271 milliliters In a rectangle…

Q: Which method should be used to find the value of x in the triangle below? 61° 15 47 O cannot be…

A:

Q: i. Given cot θ = -sqrt(3), how many possible measures of angle θ are in the domain -2pi < theta <…

A: Here we find the trigonometry value in given intervals.

Q: sin squared theta - 16=0 How do I find all the angles that satisfy this equation?

A: Solve the equation than find the Angles theta for which given equation satisfy.

Q: f cos todo : 2 sin 10 + C

A: Given: ∫cos12θdθ

Q: A 100-foot vertical tower is built on the side of a hill that makes a 6° angle with the horizontal…

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

Q: 1 d.r r/1+x°

A:

Q: (F)proj 15⁰ (F)proj F-100 N 11

A: In a right triangle,side opposite to 90° angle is hypotenuse

Q: 2. In the sketch below, AABC is drawn having AB = c, BC = a and AC = b, line CD = h and it is…

A: Given diagram is                                 AB=c, AC=b, BC=a, CD=h CD is perpendicular to AB.…

Q: Solve the following problem. Be sure to make a diagram of the situation with all the given…

A: Rectangle - In a rectangle opposite sides are equal and parallel to each other. All four sides have…

Q: Find two acute angles that satisfy the equation sin(2x +7) = cos(x + 29). Check that your answers…

A:

Q: 3-4cm I-sin 2.yl-cs

A:

Q: 1. Which of the following equations would give the value of x in the diagram at the right? A. sin5…

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

Q: Al changes saved 5. In a right triangle, sin(B) = 0.292. If the hypotenuse of the triangle has a…

A:

Q: 3 2. Given angle: 4 Coordinates cos 0 = sin 0=

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

Q: Given that sin a = and cos b = -, and a and b are in the interval , ), find sin (a + b) and cos (a -…

A:

Q: of the trigonometric functic sin() (a) 3 se() (b) 6 (c) cot(- 2л 3 Need Help? Read It

A: We have to find

Q: 8. In right triangle PQR, PQ = 12 and QR = 5 cm. What is cos R? a. 12/13 b. 5/13 c. 5/12 d. 12/5

A:

Q: n() using the following diagram. His proof is not correct. C Statement Reason 1 mZB = 0 The acute…

A: There is given that triangle abc is right triangle. But we know that other two angle in right…

Q: A worker must lean a 22-foot ladder against the side of a building. Safety rules for the ladders the…

A: If △ABC is a right angled triangle with m∠B=90∘ then-…

Q: 6 Suppose cos(a) and sin(a) is negative. If the point (-6, y) is on the terminal side of the angle a…

A: Given: cosα=-67 and sinα is negative.The point -6, y is on the terminal side of α. To Find: y=?

Q: 1. Find y'. y = x² In(tan¬'(2x)) %3D

A: We have given a function.  We have to find the derivative of y

Q: C В D G 14 А y F E

A: Draw a schematic diagram of given figure,

Q: 3. How many angles from 0° to 360° satisfy the equation: sin 0 = 0? a) 3 angles b) 2 angles ) 1…

A: The given trigonometric equation is: sin(θ)=0

Q: f sin pi/12 = 1/2 sqrt(A-(sqrtB)) A=?? B=?

A:

Q: a. Given that cos 2x + 3cosx + 2 = 0. Find the values of x for 0° <x<360°. b. A triangular plot of…

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.