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Trigonometry
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Questions (13,746)
FROM A POINT ON THE EDGE OF THE SEA,ONE SHIP IS 5KM AWAY ON A BEARING SOUTH 50 DEGREES EAST AND ANOTHER IS 2KM AWAY ON A BEARING
10 answers
asked by
SOKARI
4,252 views
A tree and a flag pole are on the same horizontal ground, A bird on top of the tree observes the top and bottom of this flag
5 answers
asked by
Edwin
2,337 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!!
1,296 views
An observer on top of a building 66 metres high,finds the angle of elevation to the top of a taller building to be 34
4 answers
asked by
Shane
1,171 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
1,907 views
A 12-meter high post casts a 19-meter shadow. Find the angle of elevation to the sun.
-what is/are given? -formula used -solution
6 answers
asked by
Daniela
3,060 views
A man 1.9m tall observes the angle of elevation of the top and bottom of a mast as 65° and 41° respectively.If the mast is
4 answers
asked by
Deborah
840 views
An aeroplane is flying horizontally directly towards the city at an altitude of 400 metres. At a given time the pilot views the
4 answers
asked by
Rick
4,381 views
Bobby is standing near a lighthouse. He measured the angle formed from where he stood to the top of the lighthouse and it was 30
6 answers
asked by
Isis
2,233 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
7,116 views
from the top of a vertical mast 150m high,two huts on the same ground level are observed. One due east and the other due west of
9 answers
asked by
Folorunsho
2,278 views
The angle of elevation of the top of the spire from the foot of a building is 60°.The angle of depression of the top of the
4 answers
asked by
Frank
756 views
A ship sails on a steady course bearing 106 degrees from A to B.If B is 76 nautical miles further east than A,find,to the
5 answers
asked by
Shane
625 views
A 3.8 m ladder making a 65° angle with the ground rests against a vertical wall. Find the distance of the foot of the ladder
5 answers
asked by
IBM
1,616 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
14,582 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
What is the value of sin 27.6 using your four-figure table
7 answers
asked by
Suliyat
613 views
Cos square 30 degree cos square 45 degree + 4 sec square 60 degree + 1/2 cos square 90 degree - 2 tan square 60 degree
7 answers
asked by
trisha
7,649 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
Prove this identity
1. csc^2(pi/2-x)=1+sin^2xcsc^2(pi/2-x) 2. tan(pi/4+x)+tan(pi/4-x)=2sec2x
4 answers
asked by
Gifty
2,127 views
Solve the mathematics question:A town Q is on a bearing of 210 from P; R is another town on a bearing of 150 from P is east of
7 answers
asked by
Amaka
950 views
Find the length of a inclined plane that will reach a 10ft. High platforms at an angle of 25°
4 answers
asked by
Anonymous
1,183 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
1,157 views
A conveyor belt carries supplies from the first floor to the second floor which is 30ft higher. The belt makes a 60 degree angle
5 answers
asked by
Loren
2,002 views
Draw the unit circle and a first-quadrant ray from the origin that makes an angle theta with the positive x-axis. Let B be the
5 answers
asked by
yadlay
2,391 views
solve 3sin(pi/4*x)=2 for the four smallest positive solutions
4 answers
asked by
lynn
3,186 views
let theta be an angle of quadrant IV such that sin theta = -8/9 find the exact value of sec theta and cot theta?
5 answers
asked by
JOHNNY
5,622 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
1,471 views
An observer (O) is located 660 feet from a tree (T). The observer notices a hawk (H) flying at a 35° angle of elevation from
4 answers
asked by
Jessie
4,151 views
a person standing 400 feet from the base of a mountain measures the angle of elevation from the ground to the top of the
5 answers
asked by
John
3,065 views
Use the rated acute angle to state an equivalent expression
Tan110 The answer is tan290. Why isn't it 70? Please explain
20 answers
asked by
Crystal
3,854 views
An angle opposite of a leg of a right triangle measures w, and tan(w)= 3/4.
What is sin(90-w)?
4 answers
asked by
Suzan
1,388 views
A right triangle has a 40 degree angle. The hypotenuse is 10cm long. What is the length of the side opposite the 40 degree
3 answers
asked by
Steve
1,879 views
if sin6A=cos9A, then angle A is equal to?
1 6 2 36 3 54 4 1 half
4 answers
asked by
Anonymous
3,275 views
The function f(theta) and g (theta) are sine functions where f(0)=g(0)=0.
The amplitude of f (theta) is twice the amplitude of
4 answers
asked by
steve
3,934 views
2)A wave is represented by the equation y =2sin.pi(0.5x - 200t) where all distance are measured in centimeters and time in
6 answers
asked by
tayopo
3,028 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
2,107 views
How do I do this? Without a calculator, determine two angles between 0 degrees and 360 degrees that have a cosine of negative
4 answers
asked by
Tristan
1,433 views
The rotating spotlight from the Coast Guard ship can illuminate up to a distance of 250 m. An observer on the shore is 500 m
4 answers
asked by
Lucina
1,720 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
1,516 views
A girl is standing 6m at thesame level with a tree of 8m . Calculate the distance from the top of the tree to where the girl is
3 answers
asked by
ajame
746 views
Y is 60km away from x on a bearing of 135 degrees. Z is 80km away from x on a bearing of 225 degrees. Find
a. The distance of z
4 answers
asked by
Blessing
719 views
a hill slopes upward at an angle of 14 degrees with the horizontal ground.what height does the man reach when he has traveled
4 answers
asked by
ein
1,913 views
A plane flies in a direction of N70°E for 80km,then on a bearing of S10°W for 150km.how far and in what direction is the plane
2 answers
asked by
Hadiana
124 views
3tan 1/3 theta=8 in the interval from 0 to 2pi. Solve the equation.
4 answers
asked by
Steve
2,571 views
The height h in inches of pistons 1 and 2 in an automobile engine can be modeled by h1 = 3.75sin(733t) + 7.5 and h2 =
3 answers
asked by
Jane
972 views
From a point on the ground 25 ft. from the foot of the tree, the angle of elevation of the top of the tree is 32 degrees. How do
4 answers
asked by
Joy
2,695 views
The high level bridge, a railway bridge that crosses the Oldman River is over 1km long. From one point on the river, the angle
4 answers
asked by
garry
832 views
Suppose that a camera is fixed at (0,0) in the coordinate plane (measured in feet). An actor starts at (10,10) and moves down
3 answers
asked by
drain
469 views
from the top of a bridge over the burlington canal, maria looks down at a sailboat at an angle of depression 15 degrees.the
4 answers
asked by
haley
1,254 views
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