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Trigonometry
Page 5
Questions (13,704)
If sin p=3/5 and p is an acute angle what's the value of tan p
5 answers
asked by
Rejoice
832 views
if sin p = 3/5 and p is an acute angle, what is the value of tan p.
10 answers
asked by
Sofa
4,508 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
2,636 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!!
1,292 views
angle x lies in the third quadrant and tanx=7/24
determiner an exact value for cos2x determiner an exact value for sin2x
4 answers
asked by
Anonymous
3,009 views
A man 1.5m tall is 15m away from a tower 20m high.What is the angle of elevation of the top of the tower from his eyes?
6 answers
asked by
Helen
2,476 views
Find the fourth roots of
− 1/2 + (square root)3/2 i Write the roots in trigonometric form. A - w 1=cos(35°)+isin(35°) w2
3 answers
asked by
Lottie
1,906 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
1,097 views
A boat sails for 30km on a bearing of 145 degree then 10 km on a bearing of 250 degree, calculate
(a) the distance covered from
4 answers
asked by
Miracle
2,122 views
A vertical pole is standing on a slope that is inclined at an angle 8 degrees to the horizontal and casts a shadow that is 82
4 answers
asked by
Nik
2,512 views
A hunter walks 400m Up a hill which slopes at an angle of 20 to the horizontal. Calculate,correct to the nearest metre, the:
a.
6 answers
asked by
Kaz
1,561 views
To the nearest degree, determine the measure of angle X for each value of
tan X a. tan X = 0.49 Just not sure how to solve these
5 answers
asked by
David
5,459 views
The bearing of point A and B from a common point c are 030 and 290 respectively.find the bearing of a from b ,if a and b are
6 answers
asked by
Damilare
2,038 views
from a point R,300M north of P, a man walks eastwards to a place Q which is 600m from P. find the bearing of P from Q correct to
5 answers
asked by
favs
727 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
591 views
the distance from you to the base of a tower on top of a hill is 2760 ft. the angle of elevation of the base is 26 degrees the
5 answers
asked by
adiba
1,156 views
Which is the radian measure of an angle whose sine is 0.7?
A. 0.64 B. 0.76 C. 0.78 D. 0.80
7 answers
asked by
Ella
5,215 views
If cosx=3√/2 and −π/2≤x≤0, then the exact value of x, in radians
4 answers
asked by
Anonymus
2,177 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
3,901 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
3,506 views
A plane is heading due south with an airspeed of 211 mph. A wind from a direction of 53 degrees is blowing at 17 mph. Find the
4 answers
asked by
Michael
7,004 views
In right triangle ABC, sinA=5/13. Therefore, the measure of angle A, to the nearest tenth of a degree is_____ .
4 answers
asked by
Mitch
542 views
A man can swim 2km/h in still water. Find at what angle to the bank he must head if he wishes to swim directly across a river
4 answers
asked by
Anonymous
1,994 views
How can I find the exact value of Sin 480 degrees? Thanks
6 answers
asked by
Rachal
6,286 views
a tree growing on a hillside casts a 102-foot shadow straight down the hill. Find the vertical height of the tree if, relative
4 answers
asked by
jc
2,582 views
While flying a pilot spots a water tower that is 4.8km away to the north. At the same time, she also sees a monument that is
4 answers
asked by
Applications
3,134 views
a line from top of cliff to ground just passes over the top of a pole 20m high. the line meet the ground at point 15m from the
7 answers
asked by
betselot
2,107 views
If sin x = 2/3 and cos y = 3/4, find the exact value of sin ( x + y ).
4 answers
asked by
Fred
1,464 views
Point P is located at the intersection of the unit circle and the terminal side of angle theta in standard position. Find the
3 answers
asked by
A
2,931 views
This is the question:
Two spruce trees are 100m apart. From the point on the ground halfway between the trees the angles of
4 answers
asked by
lily
1,934 views
A sound wave is modeled with the equation y = 1/4 cos 2pi/3 θ.
a. Find the period. Explain your method. b. Find the amplitude.
3 answers
asked by
Steve
1,175 views
The Pont du Gard near Nimes, France is a roman aqueduct. An observer in a hot air balloon some distance away from the aqueduct
3 answers
asked by
Nada
1,200 views
Perform the addition or subtraction.
tanx - sec^2x/tanx tan^2(x)/tan(x) - sec^2x/tanx = tan^2x sec^2x / tanx then I use the
2 answers
asked by
Hannah
672 views
From the top of a 90 m lighthouse, an operator sees a capsized boat and determines an angle of depression of
12.5° to the boat.
1 answer
asked anonymously
130 views
is 2tanx the same as tan2x?
2 answers
asked by
anon
1,306 views
point P on the unit circle is given. what is the sine of the angle formed by a terminal ray that intersects the unit circle at
1 answer
asked anonymously
62 views
Find the missing value. Round to the nearest hundredth.
sin _________ = 718 (1 point) Responses 67.11 67.11 22.89 22.89 83.48
1 answer
asked anonymously
50 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
101 views
Use the stated variant of the Law of Cosines, a2=b2+c2−2bc⋅cosA , to find the value of angle A in a right triangle, where
1 answer
asked by
Tim
73 views
Find the period and the amplitude of the periodic function.
y = - 4cos 8x (1 point) period= 1/4 amplitude= 4 period= 1/4 * pi ,
1 answer
asked anonymously
48 views
Question Sketch the graph of the tangent curve in the interval from 0 to 2. y = tan (–2Θ)
1 answer
asked anonymously
34 views
What is the BEST example of how a trigonometric function would be used by a marine scientist?
(1 point) Responses to calculate
1 answer
asked anonymously
31 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
40 views
Find the cosine and sine of 210 Round your answers to the nearest hundredth if necessary 210 ( f point); - 1; - 0.5, - 0.87;
1 answer
asked anonymously
21 views
For which value of θ is tanθ equal to sinθ ?(1 point) Responses
2π 3 pi over 2 pi over 3 pi over 2
1 answer
asked by
kaite marie
37 views
Which is the radian measure of an angle whose sine is 0.8? Round your answer to two decimal places.(1 point)
Responses 4.06 4.06
1 answer
asked anonymously
30 views
The angle 60 is shown below in standard position, together with a unit circle.
The image shows a unit circle and a right triangle
1 answer
asked anonymously
29 views
Find the exact values of cos 210° and sin 210° (1 point) Responses cos=3√2; sin=12 cos=3√2; sin=12 cos=−12; sin=−3√2
1 answer
asked anonymously
27 views
A beam rests against a wall, forming a 50 degree with the floor. Use the function y=9 sec 0 to find the length of the beam to
10 answers
asked by
Kathryn
6,455 views
*100 meters from the base of the pine tree its top was sighted as forming 38 degrees with the ground.Find the height of the
6 answers
asked by
Bjorn
1,686 views
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