For Exercises 79—82, assume that the Earth is approximately spherical with radius 3960 mi. Approximate the distances to the nearest mile. (See Example 8)
81. Raleigh, North Carolina
Want to see the full answer?
Check out a sample textbook solutionChapter 5 Solutions
College Algebra & Trigonometry - Standalone book
Additional Math Textbook Solutions
Intermediate Algebra (13th Edition)
Intermediate Algebra (12th Edition)
Graphical Approach To College Algebra
College Algebra: Graphs and Models (6th Edition)
Algebra and Trigonometry (6th Edition)
Intermediate Algebra
- An observer 160 meters away sees a rocket launch into the air. The rocket reaches its max- imum height when the observer is looking at an angle of 75" relative to the ground. What is the approximate maximum height of the rocket's path, in meters? A 233.3 meters 27.3 meters 485.3 meters 597.1 metersarrow_forwardWhat is the approximate length of the rope for the kite sail in order to pull the boat at an angle of 45° and at a vertical height of 80 m? Rajah di bawah menunjukkan sebuan Jaya menggunakan kuasa angin untuk menarik bot itu. The diagram shows a kite sail attached to a boat using the wind's power to pull the boat. Tali Rope 545 80 marrow_forward. A ship in distress sends up flares that are visible to two other ships. The Athabasca notes that the flares are at N41E of its position. The Britannia, which is 12.7 nautical miles due east of the Athabasca, sees the flares at a bearing of 310degree . Will the Athabasca or the Britannia reach the ship in distress first if they travel at equal speeds? Don't use Chat GPT answer correctly otherwise i will dislike u...arrow_forward
- The measure of ABC is 120. What will be the measure of ABC if it is rotated about the origin (0, 0) 90 clockwise?arrow_forwardKaren is doing research on the Bermuda Triangle, which she defines roughly by Hamilton, Bermuda; San Juan, Puerto Rico; and Fort Lauderdale, Florida. On her atlas Karen measures the straight-line distances from Hamilton to Fort Lauderdale, Fort Lauderdale to San Juan, and San Juan to Hamilton to be approximately 57 millimeters (mm), 58 mm, and 53.5 mm respectively. Ifthe actual distance from Fort Lauderdale to San Juan is 1046 miles, approximate the actual distances from San Juan to Hamilton and from Hamilton to Fort Lauderdale.arrow_forwardIs the distance between a and b the same as the distancebetween b and a?arrow_forward
- Estimate the error made in calcutating the area of the triangle ABC in which the sides a and b are measured accurately as 25 cm and 16cm, while the angle C is measured as 60° but in error. 2.arrow_forward3. A plane at an altitude of 5,000 feet is approaching an island. At a given moment, the angle of depression to the near side of the island is 56° and the angle of depression to the far side of the island is 24°. Determine the length of the island, in feet, as seen in the figure below. Show all of your work, using correct mathematical notation, on a different piece of paper. Answer the question in a complete sentence. Clearly define all of your variables. You may define your variables by labeling the picture or drawing appropriately. The abbreviations opp, adj, and hyp may not be used as variables. 5,000 feetarrow_forwardWhat study of life is geometry?arrow_forward
- The diagram below shows the dimensions of the pane of glass inside a circular window. Which is closest to the circumference of the pane of glass?arrow_forwardMemphis, Tennessee, and New Orleans, Louisiana, lie approximately on the same meridian. Memphis has a latitude of 35degree N, and New Orleans has a latitude of 30degreeN. Find the distance between these two cities. (The radius of the earth is 3960 mi.)arrow_forwardThe triangle represents one-fourth of some whole shape. What might thewhole shape look like?arrow_forward
- Algebra: Structure And Method, Book 1AlgebraISBN:9780395977224Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. ColePublisher:McDougal LittellElementary Geometry For College Students, 7eGeometryISBN:9781337614085Author:Alexander, Daniel C.; Koeberlein, Geralyn M.Publisher:Cengage,Elementary Geometry for College StudentsGeometryISBN:9781285195698Author:Daniel C. Alexander, Geralyn M. KoeberleinPublisher:Cengage Learning
- Algebra & Trigonometry with Analytic GeometryAlgebraISBN:9781133382119Author:SwokowskiPublisher:Cengage