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Trigonometry

Distance Formula in 2- and 3-Dimensional Space

Explain how to derive the formula for the distance between two points in analytic geometry in 3-space. (list each necessary step and describe all terms used). Also to discuss how the Pythagorean theorem helps to find distances in 2 and 3 dimensions. Provide at least three examples of how the distance formula can be used in real

History, Definition, and Calculations of Pythagorean Theorem

1) The numbers 3, 4, and 5 are called Pythagorean triples since 3 2+ 4 2= 5 2. The numbers 5, 12, and 13 are also Pythagorean triples since 5 2 + 12 2= 13 2. Can you find any other Pythagorean triples? Actually, there is a set of formulas that will generate an infinite number of Pythagorean triples. 2) Select at least 5 more

Geometry and Trig Questions

Set 1 11: The actual definition of the word tangent comes from the Latin word tangere, meaning "to touch" in mathematics the tangent line touches the graph at a circle at only one point and function values of tan ѳ are obtained from the length of the line segment tangent to a unit circle. Can the line segment ever be greater t

Use the chain rule to find dy/dx of trigonometry function

Dear People, Please list all steps even the ones that seem obvious. I was able to do the following problem but I'm unable to do the next one. This is the problem that I was able to do. Use the Chain Rule to find dy/dx The problem is the one that I'm having problems with. I don't understand how to differentiate Dx u s

Trigonometry Word Problems

MTH212 Unit 5 Individual Project - A 1. The following chart shows some common angles with their degrees and radian measures. Fill in the missing blanks by using the conversions between radians and degrees to find your solutions. Show all work to receive full credit. Work shown here:

Trig

2 - 3 paragraphs Details: Trigonometry has many applications in the real world. One particular area in which it can be used is in architecture. If you were an architect, describe a specific situation in which you could use right triangle trigonometry to help you design a new hospital. Give a specific example and explain how ri

Trigonometry : Angle Conversions and Word Problems

MTH212 Unit 5 Assignment : Please see the attached file for the fully formatted problems. 1. The following chart shows some common angles with their degrees and radian measures. Fill in the missing blanks by using the conversions between radians and degrees to find your solutions. Show all work to receive full credit. 2.

Importance of Teaching Geometry

The importance of geometry's role in the math curriculum is debated in many high schools and colleges. Some schools offer the course while others have done away with it. Based on what you have learned within this unit, do you think geometry is a valuable tool for students to learn? Choose one side of this debate, state your view

Trigonometry, Area, Volume and Word Problems - MTH212 Unit 4

1. Along a straight shoreline, two lighthouses, A and B, are located 2000 feet apart. A buoy lies in view of both lighthouses, with angles 1, 2, and 3 as indicated. (Angle 1 is denoted by , angle 2 is denoted by , and angle 3 is denoted by .) A. By looking at the picture, do you think is an acute, obtuse, right, or a

Trigonometry Word Problems: The Rate of Change of an Angle

Please see the attached file for the diagram associated with this problem. Question: An airplane is flying at an altitude of 8 miles towards a point directly over an observer. If the speed of the plane is 615 miles per hour, find the rate at which the angle of observation, theta, changing by at the moment when the angle is 2

Trigonometry, Algebra, & Geometry

1. To raise money, the local baseball teams decided to sell team logo hats (H) and T-shirts (T). The league director decided to hold a contest among the teams to see which team can raise the most money. The contest lasted for 3 weeks. Here are the results of the first 2 weeks. The numbers represent the number of hats and T-shirt

Algebra and Trigonometry - 20 Problems

Michelle reads 1,200 words in 7 minutes, and Tricia reads 700 words in 3 minutes. Who is the faster reader? Find the unit price for the item: $6.96 for a dozen pears. Is the rate equivalent to the rate ? Solve for the unknown: A basketball player scored

Quadratic Equations

Measure the height of your computer monitor to the nearest tenth of a centimeter or sixteenth of an inch. Measure the width of your monitor as well. Use the Pythagorean theorem to find the length of the diagonal of your monitor. In your post, include the height, the width, and the calculations needed to determine the length of

Remaining Trigonometry Ratio

See attached Find the remaining trigonometric ratio: Prove the identities: Evaluate the expression: Find all values of x in the interval [0, ] that satisfy the equation: Graph the function:

Trigonometry - Oblique Triangles

1. Two diagonals of a parallelogram are 48 ft and 37 ft respectively. If they intersect at 40°, find the sides of the parallelogram. 2. A flagpole stands vertically on a 13° 25' slope. 500 feet downhill from its base its top is sighted at an elevated angle of 27° 30'. Find its height. 3. Town B is 9 miles northwest of t

Question about Mathematics - Trigonometry

Please help with the following problem. Provide a step by step solution along with diagrams. Draw the oblique triangle, classify each oblique triangle according to the four cases and solve for the required side or angle: 1. if b = 12, c = 15 and C = 67°, find a. 2. if a = 12, b = 7 and c = 5, find A. 3. if a = 25,

Trigonometry : Distance of Ladder from Wall, Angle from Diagonal

2. The angle of elevation of a 15-ft ladder is 70°. Find out how far the base of the ladder is from the wall. 3. A diagonal is drawn in a 12-in, square floor tile. Find the sine, cosine, and tangent of the angle formed by the diagonal and a side. 9. A gutter cleaner wants to reach a gutter 40 ft above the ground. Find the

Pythagorean Theorem

Two vertical poles 10 ft apart are both 10 ft tall. Find the length of the shortest rope that can reach from the top of the one pole to a point on the ground between them and then to the top of the other pole.

Prove the identity and find f(x)

Please see the attached file. 7. (i) Prove that cosh 2 2 sinh2 + 1 (ii) A chain hangs in a shape called a catenary, the equation of which is f(x) = a cosh ( / a) Determine the value of x when f(x) = 48 and a = 35.

Trigonometry Functions for a Positive Acute Angle

Please answer all attached questions with full solutions, working and answers. Thank You. Express each of the following trigonometric functions in terms of the same function of a positive acute angle. Convert to radians, expressing your answers as a multiple of pi . Convert to degrees. A horizontal section of a circular p

Pythagorean triples

There is a set of formulas that will generate an infinite number of Pythagorean triples. Please find at least five more in addition to 3, 4 , 5 12, and 13, and show why your 5 sets of Pythagorean Triples work in the Pythagorean Theorem formula. Please solve the following problem and provide detail steps?

Trigonometric identities and equations

Please see the attached file Q1. Prove the identity cos3t = 4cos^3t- 3cost Q2. Prove the identity: (cos3a - cos7a) / (sin7a + sin3a) = tan2a Q3. Solve the equation, giving answer in radians in the range 0 to 2 pi sin(2t) -1 = cos(2t)

Trigonometric Identities

ASSIGNMENT 6 7.4 Use an identity to write each expression as a single trig function value or as a single number. 14. 1 - 2 sin square 22 ½ degree Express as a trig function of x 22. sin 4x Write each expression as a sum or difference 44. sin 4x sin 5x Write each expression as a product 46. cos 5x + cos 8x

Trigonometry questions

See attached ASSIGNMENT 5 7.1 2. if cos x = -.65, then cos (-x) = -.65 Find the remaining five trig functions of theta 22. cos theta = 1/5, theta in quadrant I 30. tan x = D sin x/cos x T or F 34. - tan x cos x = Write each expression in terms of sine and cosine and simplify 52. cot square theta

Triangles used in solving word problems

1. Anne is pulling on a 60 foot rope attached to the top of a 48-foot tree while Walter is cutting the tree at its base. How far from the base of the tree is Anne standing. ( picture a triangle with the hypotenuse is 60 ft. and the back of the triangle is 48 ft from top to the base x ft. ) (the back is the right side and the h

Important information about solving trigonometric equation

I need check about these : A) Solve the following, giving all positive values of the angle between 0° and 360° to the nearest minute only. i) cos2x-sin^2 (x/2)+3/4 = 0 ii) cos4x =sin2x iii) sin^2 theta = cos^2 theta +3/2 iv) sin(2x-10°)= 1/2 v) sin2x-cosx = 0 b) Write equivalent equations in the form of inverse

Applications of the Pythagorean Theorem

Measure the height of your computer monitor to the nearest tenth of a centimeter or sixteenth of an inch. Measure the width of your monitor as well. Use the Pythagorean theorem to find the length of the diagonal of your monitor. In your post, include the height, the width, and the calculations needed to determine the length o