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Trigonometry
Page 5
Questions (13,117)
from a window 25m above a street, the angle of elevation of the top of a wall on the opposite side is15°.If the angle of
6 answers
asked by
jack
1,465 views
Find the angle elevation of the top of a flagpole 31.9m high from a point 55m away on level ground
11 answers
asked by
Kay
2,528 views
The angles of elevation of a balloon directly above a straight road, from two points of the ground on opposite sides of the
5 answers
asked by
james
2,273 views
What is the simplified for of the expression cos theta / csc theta - sin theta?
How do you show your work on this?
4 answers
asked by
Anna
1,596 views
Find an angle between 0 & 360 degrees that is coterminal 820 degrees.
4 answers
asked by
Dennis
2,996 views
Rewrite 47.10° in radian measure. Round to three decimal places.
a. 0.164 b. 0.099 c. 0.822 d. 0.123 e. 0.148
4 answers
asked by
Anonymous
2,662 views
A boy Walk 1260m on a bearing of 120degree. How far south is he from his starting point
5 answers
asked by
Taiwo Roland
847 views
A is due East of B. What is the bearing of B from A?
5 answers
asked by
anonymous
2,028 views
A ship leaves port 21km on a bearing of 032 degree & 45km on a bearing of 287degrees
a, calculate it's distance from the port b,
4 answers
asked by
Anonymous
1,230 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
2,291 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
2,602 views
Write the first trigonometric function in terms of the second for θ in the given quadrant.
tan(θ), cos(θ); θ in Quadrant IV I
4 answers
asked by
Jennifer
5,850 views
A surveyor sights two signs and the angle between the two lines of sight measures 55. If the first and the second signs are 70 m
6 answers
asked by
Jane
6,427 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
2,961 views
Two fire towers are 30 kilometers apart, tower A being due west of tower B. A fire is spotted from the towers, and the bearings
6 answers
asked by
Mike
11,806 views
Which angles are coterminal with pi/6?
Chose all answers that are correct. A. 5pi/6 B.13pi/6 C.-5pi/6 D.-11pi/6 I think its A and
4 answers
asked by
Kaylen
10,797 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
1,067 views
Using the standard restricted domain for the cotangent function, which of the following best describes the behavior of the
6 answers
asked by
Bob
1,456 views
A ship is heading due north at 10 mph. The current is flowing southwest at 3 mph. Find the actual bearing and speed of the ship.
7 answers
asked by
KG
2,705 views
find the minimum height above the surface of the earth so that the pilot at point a can see an object on the horizon at c 125
5 answers
asked by
ellen
2,964 views
A tree is on bearing s 36° w from a point x and s 78°w from a point y. If x is 200m due east of y . calculate the distance of
5 answers
asked by
Michael
969 views
A forest ranger in a 120ft observation tower sees a fire. The angle of depression to the fire is 3.5. What is the horizontal
4 answers
asked by
Sydnei
3,538 views
A plane is flying at an altitude of 880 m. Sarah is standing on the ground and she observes the angle of elevation to the plane
5 answers
asked by
Dana
1,253 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
2,243 views
What is the reference angle for (27 pi)/5?
4 answers
asked by
Beth
1,466 views
Find the angle of elevation of the flagpole's top, 31.9m high, from a point 55 m away on ground level.
4 answers
asked by
Anonymous
829 views
Use differentials (or equivalently, a linear approximation) to approximate sin(27 degrees) as follows: Let f(x) = sin(x) and
4 answers
asked by
Anonymous
2,418 views
Could someone check my work?
A 200-foot cliff drops vertically into the ocean. The angle of elevation from a ship to the top of
4 answers
asked by
Matt
2,207 views
From a point 120m from the foot of a building, the angles of elevation of the top and bottom of the flagpole are 49 degrees and
4 answers
asked by
Anonymous
2,262 views
A plane is located at C on the diagram. There are two towers located at A and B. The distance between the towers is 7,600 feet,
8 answers
asked by
SkatingDJ
6,232 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
5,173 views
Which is the degree measure of an angle whose tangent is 5.67? Round the answer to the nearest whole number.
5 answers
asked by
Mike
7,770 views
A 40 foot ladder which is leaning against a wall reaches a wall at a point 36 feet above the ground. Find the measure of angle
4 answers
asked by
Novy Lea Salado
2,735 views
How could you evaluate tan (13pi/12) if you did not know the sum and difference formula for tangent? Would you use the sin and
7 answers
asked by
JJ
3,317 views
solve 3sin(pi/4*x)=2 for the four smallest positive solutions
4 answers
asked by
lynn
3,152 views
If x = 18cos^3θ and y = 18sin^3θ, find the total length of the curve swept out by the point (x,y) as θ ranges from 0 to 2π.
4 answers
asked by
Sam
2,778 views
A ranger spots a forest fire while on a 45-meter observation tower. The angle of depression from the tower to the fire is 12
9 answers
asked by
Anna
2,273 views
Surveying
A surveyor wishes to find the distance across a swamp. The bearing from A to B (Segment AB is opposite side of
5 answers
asked by
AwesomeGuy
7,612 views
If θ is an angle in standard position and its terminal side passes through the point (-20,21), find the exact value of
5 answers
asked by
Gizmo
1,032 views
A 10 ft. ladder is leaning against a building and makes an angle of 65 degrees with the ground. How high above the ground is the
5 answers
asked by
Randi
3,813 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
1,433 views
Why is arcsin(pi/2) undefined?
4 answers
asked by
Yung
1,893 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
4,113 views
The angle of depression from a hot air ballon in the air to a person on the ground is 36 degrees. If the person steps back 10ft
4 answers
asked by
taylor
2,190 views
when the angle of elevation of the sun is 58degrees a vertical pole casts a shadow of length 5m on a horizontal ground .find the
6 answers
asked by
shekem
866 views
Angle x is a third quadrant angle such that cos x = -(2/3).
What is the exact value of cos (x/2) ? Solve in simplest radical
4 answers
asked by
Kayla
3,725 views
If the period of a cosine function is 1/3 what is the frequency of the function?
4 answers
asked by
Kiki
2,727 views
A balloon leaves the ground 500 feet away from an observer and rises vertically at the rate of 140 feet per minute. At what rate
4 answers
asked by
Gabby
3,333 views
A kite is 32m above from the ground. The angle the kite string makes
with the ground is 39°. How long is the kite string, to the
4 answers
asked by
Jackie
3,678 views
Find a cofunction with the same value as sin 19 degrees
4 answers
asked by
Jessica
3,000 views
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