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Starting at point A, a ship sails 24 km on a bearing of 211°, then turns and sails 33 km on a bearing of 302°.
A plane flying a straight course observes a mountain at a bearing of 35.3° to the right of its course. At that time the plane is 9 km from the mountain.
Find the missing parts of the triangle. (Find angles to the nearest hundredth of a degree.)
To measure the height of a mountain a surveyor takes two sightings of the peak at a distance of 900 meters apart on a direct line to the mountain.
What are the differences in the steps of graphing a sine or cosine curve vs. a tangent curve? Please provide answer in written form not graphical form.
What is the importance of having standards in mathematics? How do standards improve mathematics instruction?
A beam 25 feet long leans against a wall. If the top of the beam rests at a point on the wall 17.5 feet above the floor.
A handicap ramp is 5.26 meters above the ground. What will the length of the ramp if it makes an angle of 23 degrees with the floor?
If the object was packed in a cylindrical container instead of a rectangular box, how would the minimum volume of beads change?
Finding formulas for the volume enclosed by a hypersphere in n-dimensional space.
Find all the solutions of the equation 3sin20(degrees) = cos2x(degrees) in the range 0(degrees) .
The ramp makes an angle of 18.0 degrees with the horizontal. The lead builder carries a weight of 139.0 N (31.2 lb).
What is the angle of elevation of the sun when a 35ft mast casts a 20 ft shadow?
A cylindrical can is just big enough to hold three tennis balls. The radius of a tennis ball is 5 cm. What is the volume of air that surrounds the tennis balls?
Explain why tan(x + 450 degrees) cannot be simplified using the tangent sum formulas but can be simplified by using the sine and cosine formulas.
The height of a wave is given by the function h(t) = 4 cos(wt), where t is in seconds. Suppose the height of the wave is 3 feet at 10 seconds.
A V-gauge is used to find the diameters of pipes. Look at the figure in the attachment, the measure of angle AVB is 54°.
Latitude presents special mathematical considerations for cartographers. Latitude is the north-south location on the earth between the equator and the poles.
Determine fe(x) and fo(x). Is f even? Odd? Neither? The problems are from Even, Odd, and Periodic Functions.
Suppose that a boat leaves Jacksonville traveling at a bearing of 110o. It goes 30.0 km, and then travels 100.0 km at a bearing of 170o.
In the movie Close Encounters of Third Kind, there was a scene where the star, Richard Dreyfuss, was approaching Devil’s Tower in Wyoming.
Two cars with new tires are driven at an average speed of 60 mph for a test drive of 2000 miles. The diameter of the wheels of one car is 15 inches.
What is the difference between a trigonometric equation that is an identity and a trigonometric equation that is not an identity?
Suppose you travel north for 35 kilometers then travel east 65 kilometers. How far are you from your starting point? Can you show me how you got the answer?