Problem 1SP: Solve the right triangle. Round the lengths of the sides to 1 decimal place. Problem 2SP: A 40-ft ladder on a fire truck leans against a burning building such that the top of the ladder... Problem 3SP: From an eye level of 6ft , an observer standing 30ft away from a building sights the bottom of a... Problem 4SP: A straight hiking trail is 2500ft long with a gain in altitude of 310ft . To the nearest degree,... Problem 5SP Problem 6SP Problem 7SP: A plane leaves an airport heading S50E at 450mph . After 2hr , the plane makes a 90 clockwise turn... Problem 1PE: For Exercise 1-2, refer triangle to ABC . If the lengths of sides a and b are known, the inverse or... Problem 2PE: For Exercise 1-2 refer triangle to ABC . The measure of angle B and the length of side c can be used... Problem 3PE Problem 4PE: The acute angle used to express the bearing between two points is measured relative to the... Problem 5PE: For exercise 5-12 given right triangle ABC , determine if the expression is true or false. cotB=ab Problem 6PE: For exercise 5-12 given right triangle ABC , determine if the expression is true or false. sin1ab=A Problem 7PE: For exercise 5-12 given right triangle ABC , determine if the expression is true or false. cscB=ca Problem 8PE: For exercise 5-12 given right triangle ABC , determine if the expression is true or false. secA=cb Problem 9PE: For exercise 5-12 given right triangle ABC , determine if the expression is true or false. cos1ac=B Problem 10PE: For exercise 5-12 given right triangle ABC , determine if the expression is true or false. A+B=90 Problem 11PE Problem 12PE Problem 13PE: For Exercises 13-18, solve the right triangle for the unknown sides and angles. Round values to 1... Problem 14PE: For Exercises 13-18, solve the right triangle for the unknown sides and angles. Round values to 1... Problem 15PE: For Exercises 13-18, solve the right triangle for the unknown sides and angles. Round values to 1... Problem 16PE: For Exercises 13-18, solve the right triangle for the unknown sides and angles. Round values to 1... Problem 17PE: For Exercises 13-18, solve the right triangle for the unknown sides and angles. Round values to 1... Problem 18PE: For Exercises 13-18, solve the right triangle for the unknown sides and angles. Round values to 1... Problem 19PE: A boat is anchored off Elliot Key, Florida. From the bow of the boat, 36ft of anchor line is out... Problem 20PE: A swimming pool has a depth of 4ft at the shallow end and 8ft at the deep end. The bottom of the... Problem 21PE: An airplane climbs at an angle of 11 at an average speed of 420mph . How long will it take for the... Problem 22PE: An airplane begins its descent with an average speed of 240mph at an angle of depression of 4 . How... Problem 23PE: A railroad bridge over New Scotland Road in Slingerlands, New York, has a low clearance for trucks.... Problem 24PE: At 11:30AM. the angle of elevation of the sun for Washington, D.C., is 55.7 . If the height of the... Problem 25PE Problem 26PE: Roberto has plans to build a tree house in a large oak tree in his backyard. He takes measurements... Problem 27PE: A police officer hiding between two bushes 50 ft from a straight highway sights two points A , and B... Problem 28PE: A large weather balloon is tethered by two ropes. One rope measures 23ft and attaches to the balloon... Problem 29PE: The Duquesne Incline is a century-old railroad scaling Mt. Washington in Pittsburgh's south side... Problem 30PE: The Jackson Hole Aerial Tram takes passengers from an elevation of 6311ft to an elevation of... Problem 31PE: To approximate the distance from the Earth to stars relatively close by. astronomers often use the... Problem 32PE: To approximate the distance from the Earth to stars relatively close by. astronomers often use the... Problem 33PE: A sewer line must have a minimum slope of 0.25in. per horizontal foot but not more than 3in. per... Problem 34PE: In order for gravel roads to have proper drainage, the highest point on the road (the crown) should... Problem 35PE: The weather satellite NOAA-15 orbits the Earth every 101min at an altitude of 807km as shown in the... Problem 36PE: A communications satellite is in geosynchronous orbit. This means that its orbit coincides with the... Problem 37PE Problem 38PE Problem 39PE Problem 40PE: For Exercises 39-42, make a sketch to illustrate the bearing. S10W Problem 41PE: For Exercises 39-42,, make a sketch to illustrate the bearing. S67E Problem 42PE: For Exercises 39-42,, make a sketch to illustrate the bearing. N75E Problem 43PE: For Exercises 43-46, find the bearing of the ship. Round to the nearest tenth of a degree if... Problem 44PE: For Exercises 43-46, find the bearing of the ship. Round to the nearest tenth of a degree if... Problem 45PE: For Exercises 43-46, find the bearing of the ship. Round to the nearest tenth of a degree if... Problem 46PE: For Exercises 43-46, find the bearing of the ship. Round to the nearest tenth of a degree if... Problem 47PE: For Exercises 47-50, find the bearing to the nearest tenth of a degree. A runner jogs 5mi east then... Problem 48PE: For Exercises 47-50, find the bearing to the nearest tenth of a degree. A cyclist rides west for 7mi... Problem 49PE: For Exercises 47-50, find the bearing to the nearest tenth of a degree. A boat leaves Matheson... Problem 50PE: For Exercises 47-50, find the bearing to the nearest tenth of a degree. A plane leaves Atlanta's... Problem 51PE: For Exercises 51-54, round answers to the nearest unit. A fishing boat leaves a dock at a bearing of... Problem 52PE Problem 53PE: For Exercises 51-54, round answers to the nearest unit. An airplane flying 310 knots has a bearing... Problem 54PE: For Exercises 51-54, round answers to the nearest unit. A ship traveling 6.4 knots has a bearing of... Problem 55PE: A ship leaves port at 8 knots heading N27W . After 2hr it makes a 90 clockwise turn to a new bearing... Problem 56PE Problem 57PE: A boat leaves a dock at a bearing of N42W and travels 24mph for 1hr . The boat then makes a 90 left... Problem 58PE Problem 59PE: For Exercises 59-60, find the lengths of the sides to the nearest tenth of a unit and the measures... Problem 60PE: For Exercises 59-60, find the lengths of the sides to the nearest tenth of a unit and the measures... Problem 61PE: Find the measures of the sides and angles. Round angle measures to the nearest tenth of a degree.... Problem 62PE: A rectangular prism measures 6in. by 4in. by 3in . Find the angle formed by the diagonal of the... Problem 63PE: Two children sit on either end of an 18-ft teeter totter. The center of the teeter totter is 2ft off... Problem 64PE: A light fixture mounted 24ft above the ground illuminates a cone of light with an angle of 42 at the... Problem 65PE: For Exercises 65-66, refer to the table giving the angle of the Sun at noon at the first day of each... Problem 66PE: For Exercises 65-66, refer to the table giving the angle of the Sun at noon at the first day of each... Problem 67PE: OSHA safety regulations require that the base of a ladder be placed 1ft from the wall for every 4ft... Problem 68PE: An A-frame storage shed is constructed such that the slanted roof line is always 3 times as long as... Problem 69PE: An airplane needs to fly to an airfield located 189 mi east and 568 mi north of its current... Problem 70PE: Software used to program video games often uses an origin at the top left of the display canvas. The... Problem 71PE: Two ships leave port at the same time. One travels N72E at 20 knots and the other travels S18E at a... Problem 72PE Problem 73PE: Explain how to represent the bearing from point P to point Q . Problem 74PE: What is meant by solving a triangle? Problem 75PE: A contractor building eight ocean-front condominiums wants to maximize the view of the ocean for... Problem 76PE: A circle is inscribed within an isosceles triangle such that the circle is tangent to all three... Problem 77PE: A tool requires a V-shaped block to hold two rollers of radius 3cm and 2cm . Determine the angle of... Problem 79PE: Pipe for a water line must be installed from a main water line at point A to a building on Hontoon... Problem 80PE: A woman participating in a triathlon can run 11ft/sec and swim 3ft/sec . She is at point A , 900ft... format_list_bulleted