Trigonometry Answers

2 cos 30 degrees + cot 60 degrees

2 sin 45 degrees - csc 45 degrees

Two radar towers located 30 miles apart each detect an aircraft flying between them.

The angle of elevation measured by the first station is 32°. The angle measured by the second station is 18°.

Find the altitude of the aircraft.

By drawing a relevant triangle,prove that

tan θ = sin θ / cos θ

and

cos^2 θ + sin^2 θ = 1

Use spread sheet software to draw the graph of y = 5 sin (2x – 10)

for 0 ≤ x ≤ 180°.

Include your entire spreadsheet as an attachment to this assignment.

Determine the period and amplitude of the function y = 3cos x.

A ship, Albatross, leaves a port on a bearing of N520E traveling at a speed of 42 km/h.  A second ship, Bountiful, leaves the same port at the same time on a bearing of N240W traveling at a speed of 29 km/h.  After 3 hours, how far apart are the two ships?

use of trigonometry in our daily life

Select the graph of g(x)=3csc1/3x . Then describe the graph of g as a transformation of the graph of f(x)=cscx 

Which natural phenomenon is the best example of periodic behavior

From the top of an 80-ft. building, the angle of elevation of the top of a taller building is 49 and

the angle of depression of the base of this building is 62. Determine the height of the taller

building to the nearest foot.

62°

49°

80 ft.

a. 211 ft. b. 112 ft. c. 129 ft. d. 276 ft.