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Trigonometry
Page 4
Questions (13,517)
A light air craft takes off flying die north then turns and flies 11 000 metres due west.The plane then has a bearing of 340
5 answers
asked by
Shane
1,307 views
An observer at the top of a lighthouse 55m Hugh sights a ship at a sea angle of depression of 18°. If the foot of the
4 answers
asked by
Help!!
1,289 views
As you ride a ferris wheel your distance from the ground varies sinusoidally with time. you notice that it takes you 80 seconds
5 answers
asked by
daniel
1,092 views
when a child flying a kite has let out 50 m of string the string makes an angle of 55 degrees with the ground. how high is the
5 answers
asked by
Shelby
2,765 views
when an airplane is 800m above the ground its angle of elevation from a point p on ground is 30°.How far is the plane from p by
5 answers
asked by
williams
584 views
solve 2tanx cos2x+1=tan3x+2cos2x
7 answers
asked by
Season
2,863 views
Given the trigonometric function y = tan x, find the x-coordinate of the point (3pi/4, ?)
a) -1 b) root 2 c) c d) 1/root 2
5 answers
asked by
Anonymous
1,558 views
What are the period and amplitude of the function y=2sin4 theta?
A. pi/2 and 2 B. pi and 4 C. pi/2 and 4 D. pi/2 and 1 I think
4 answers
asked by
Caleb
3,891 views
A 25ft ladder is leaning against a vertical wall. At what rate (with respect to time) is the angle between the ground and the
5 answers
asked by
lilac
1,460 views
Write the expression as a trigonometric function of only θ, and use a graphing utility to confirm your answer graphically.
cos((
4 answers
asked by
Thomas
3,492 views
Use triangle ABC to write the value of sinB as a ratio.
Triangle A B C with right angle at A, and hypotenuse B C. The following
6 answers
asked by
GROOVE
2,153 views
A communications tower is located at the top of a steep hill, as shown. The angle of inclination of the hill is 58°. A guy wire
4 answers
asked by
Liz
11,691 views
Hi, can someone help me figure out how to do this question?
A 5m stepladder propped against a classroom wall forms an angel of 30
4 answers
asked by
Kim
2,090 views
A sound wave is modeled with the equation y= 1/4 cos2pi/3 theta.
a. Find the period. Explain your method. b. Find the amplitude.
4 answers
asked by
Veronika
2,670 views
Find the missing value to the nearest hundredth.
tan =38 Find the missing value to the nearest hundredth. sin=8/32
3 answers
asked by
shellie
1,502 views
The captain of a ship at sea sights a lighthouse which is 260 feet tall.
The captain measures the the angle of elevation to the
2 answers
asked by
Vanessa
1,283 views
Mitch is 6 feet tall and is looking at a bird on top of a 12-foot street light. He is standing 16 feet from the the light post.
1 answer
asked anonymously
47 views
A cruise ship travels 310 miles due east before turning 20°
north of east. It travels 150 miles along its new course. How far is
1 answer
asked anonymously
96 views
Which of the following are true statements? Select all that apply. (1 point) Responses sin 67° = sin 42° cos 25° + cos 42°
1 answer
asked anonymously
89 views
Tai is calculating the midline of a trigonometric function. What is he MOST likely trying to determine?
A. the value halfway
1 answer
asked anonymously
42 views
Note: Enter your answer and show all the steps that you use to solve this problem in the space provided.
An obtuse triangle with
1 answer
asked anonymously
27 views
the angle of elevation from the base to the top of a water slide is about 28 degrees. the horizontal length of the slide is
1 answer
asked by
TAMU74
33 views
Which is the radian measure of an angle whose sine is 0.8? Round your answer to two decimal
places. (1 point) 0.93 4.06 -2.22
1 answer
asked by
Unknown
35 views
solve the equation cos theta - tan theta * cos theta = 0 for 0< theta < 2 pi
My answer is pi/4,5pi/4
4 answers
asked by
Steve
3,873 views
Find value of tan75/2
9 answers
asked by
Ram
3,407 views
What is the general solution to y = arcsin 1?
5 answers
asked by
Annabelle
3,444 views
What is a simplified form of the expression (sec^3 theta) - (sec theta/cot^2 theta)?
a. 0 b. sec theta-tan theta c. cos theta d.
7 answers
asked by
girly girl
3,159 views
From a tower 57 ft high two objects in a straight line from it are sighted at angles of depression of 27degrees and 40degrees5'
4 answers
asked by
renzkie
1,604 views
P and Q are two observation posts on the same horizontal ground as the foot R of a vertical pole RT. P is 2.5km south of R. Q is
5 answers
asked by
Thompson
1,502 views
Find the period and the amplitude of the periodic function y= -5 cos 6x
a. period = 1/3pi, amplitude = -5 b. period = 1/6pi,
7 answers
asked by
Lilly
3,468 views
A hot air balloon is observed from two points A and B on the ground A and B are 800 feet apart the balloon is east of both
4 answers
asked by
Adreeanna
4,923 views
Find sec θ and csc θ. If tan θ =3 and cos θ>0. Please helpp, i don't get identities
4 answers
asked by
Oscar
2,816 views
the shadow of an electric pole is 5m long when the angle of elevation of the sun is 60 degree .find the length of the shadow
7 answers
asked by
Anonymous
4,149 views
Two observers P and Q 15m apart observe a kite in the same vertical plane and from the same side of the kite.The angle of
19 answers
asked by
Debbie
5,770 views
if sin p = 3/5 and p is an acute angle, what is the value of tan p.
10 answers
asked by
Sofa
4,504 views
a guy wire is 15m long. it supports a vertical television tower. the wire is fastened to the ground 9.6m out from the base of
4 answers
asked by
lex
2,629 views
A lighthouse is 9.6 nautical miles from a ship which bears 156 degrees from the lighthouse.How far is the ship east of the
5 answers
asked by
Shane
1,019 views
Evaluate 2 tan 240 degrees + 3 cos 12 degrees leaving your answer in surd form
5 answers
asked by
Ayomide
1,431 views
Sam and markus are standing on level ground 100m apart. A large tree is due north of markus and on a bearing of 65degrees from
5 answers
asked by
putri
3,671 views
A 127 foot tower is located on hill that is inclined 38° to the horizontal. A guy wire is to be attached to the top of the
5 answers
asked by
monene
7,101 views
a plat form and a building are on the same horizontal plane , the angle of depression of the bottom of the building from the top
4 answers
asked by
chris
1,437 views
What is the reference angle for (27 pi)/5?
4 answers
asked by
Beth
1,487 views
If θ is an angle in standard position and its terminal side passes through the point (-1,3), find the exact value of
5 answers
asked by
Anonymous
14,572 views
Find the missing value to the nearest hundredth.
tan (?) = 15
6 answers
asked by
anon
2,539 views
The Angle Of Depression Of the Top And The Foot Of A flag Pole As Seen From The Top Of A buildings 145 Meters Away Are 26Dgree
7 answers
asked by
Kaleab Yhedego
2,696 views
A plane flies in a direction of N70°E for 80 km and then on a bearing of S10°W for
150 km. a How far is the plane from its
5 answers
asked by
p
2,518 views
(Triangle ABC is scalene) AC is a straight shore line and B is a boat out at sea. Angle A is 60 degrees and Angle C is 45
5 answers
asked by
Abby
3,713 views
A ladder 5 meter long leans against the wall of an apartment house forming an angle of 50 degrees, 32 minutes with the ground.
4 answers
asked by
Roy
5,454 views
point A and B are 100m apart and are of the same as the foot of a building. the angle of elevation of the top of the building
5 answers
asked by
Anonymous
4,318 views
If cosx=3√/2 and −π/2≤x≤0, then the exact value of x, in radians
4 answers
asked by
Anonymus
2,165 views
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