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Trigonometry
Page 6
Questions (13,510)
solve 3sin(pi/4*x)=2 for the four smallest positive solutions
4 answers
asked by
lynn
3,171 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
2,795 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
5,605 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
2,219 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
3,057 views
A ladder 25 feet long is leaning against a vertical wall. If the bottom of the ladder is pulled horizontally away from the wall
4 answers
asked by
Squidward
2,010 views
If the shadow of a tree increases by 3 meters when the angle of elevation of the sun’s rays decreases from 65°to 50°, find
4 answers
asked by
Hanna
651 views
How can I find the exact value of Sin 480 degrees? Thanks
6 answers
asked by
Rachal
6,277 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
3,911 views
3) From two tracking stations A and B, 350 km apart, a UFO is sighted at C above AB making angle CAB = 32 degrees and angle CBA
10 answers
asked by
Crystal
1,664 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
2,098 views
If sin x = 2/3 and cos y = 3/4, find the exact value of sin ( x + y ).
4 answers
asked by
Fred
1,455 views
In ∆XYZ, XY=14, YZ=22, and XZ=28. What is the measure of angle Z to the nearest degree? * Law of Cosines
5 answers
asked by
Steve-o
1,173 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
1,923 views
There are two signposts A and B on the edge of the road. A is 400 m to the west of b. A tree is on a bearing of 060 degree from
3 answers
asked by
Kid
883 views
how many solutions are there to
csc^2x=25 (0≤x<2π)
3 answers
asked by
Jack
970 views
a window in one building, the angle of elevation to the top of a second, taller building is 38°. The angle of depression to the
3 answers
asked by
khalaf Albari
690 views
I have decided that a 300 foot tall tower needs an extra guide wire. The location I have chosen is 1000 feet from the base of
3 answers
asked by
shan
726 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
1,194 views
Cosine is established as a rotation of a ray formed initially on which axis?(1 point) Responses the positive y-axis the positive
1 answer
asked anonymously
109 views
two wires support a pole in opposite directions. they make angles of 36° and 42° with the horizontal, and the points where
2 answers
asked by
kenneth
534 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
41 views
Find the missing value to the nearest hundredth. cos ________ = 815 (1 point) Responses 57.77 57.77 1.00 1.00 .53 .53 28.07
1 answer
asked anonymously
49 views
A boat sails 50km on a bearing of 080 degree, calculate how far north it travels?
1 answer
asked by
Raman
35 views
What is the value of the expression? Do not use a calculator. tan (1 point) Responses Image with alt text: square root of three
1 answer
asked anonymously
23 views
What is the value of the expression? Do not use a calculator. tan (1 point) Responses Image with alt text: square root of three
1 answer
asked anonymously
18 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
19 views
Note: Enter your answer and show all the steps that you use to solve this problem in the space provided.
A plane is located at C
1 answer
asked anonymously
17 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
26 views
A basketball player shoots the ball with an initial velocity of 14.4 ft./sec. at an angle of 41.9° with the horizontal. To the
3 answers
asked anonymously
38 views
An airplane is flying with a heading of 60 degrees east of north at 450 mph. A wind is blowing at 37 mph from the north. Find
4 answers
asked by
jen
3,283 views
Given that sin(a) = 2/3 and cos(b) = −1/5, with a and b both in the interval [𝜋/2, 𝜋), find the exact values of sin(a +
4 answers
asked by
Calie
1,648 views
Determine a , given that A = 63°, C = 49°, and c = 3. Round answers to the nearest whole number. Do not use a decimal point or
5 answers
asked by
Marketa
4,397 views
Determine the quadrant in which an angle, θ, lies if θ = 5.40 radians.
a. 4th quadrant b. 3rd quadrant c. 2nd quadrant d. 1st
5 answers
asked by
Jessica Maths
2,931 views
At a point on the ground 50 feet from the foot of a tree, the angle of elevation to the top of the tree is 53°. Find the height
7 answers
asked by
Anonymous
8,629 views
evaluate the expression under the given conditions.
cos(θ − ϕ); cos(θ) = 5/13, θ in Quadrant IV, tan(ϕ) = − square
4 answers
asked by
Ruth
13,098 views
A hot-air balloon is floating above a straight road. To estimate their height above the ground, the balloonists simultaneously
5 answers
asked by
John
8,938 views
If sin (theta) = sqrt5 / 3 and cos (theta) = 2 / 3 which of the following is tan (theta)?
12 answers
asked by
Zack
5,342 views
sin è = 0.1736
O = ? H = 11
4 answers
asked by
Love
3,073 views
A kite flying in the air has an 11-ft line attached to it its line is pulled taut and casts a 9-ft shadow find the height of the
6 answers
asked by
Michael
6,400 views
Which of the following could be a coterminal angle for -5pi/4?
19pi/4 7pi/4 -17pi/4 -25pi/4 I've done my math twice, but I can't
5 answers
asked by
Max
2,957 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
2,295 views
The angle of elevation of the top of a flagpole is 64 degrees from a point 32m away from the foot of the flagpole.Find the angle
5 answers
asked by
Grace
3,495 views
A ship sails 50km on a bearing of 080 degrees calculate how far east it travels to the nearest tenth
5 answers
asked by
Roger
2,156 views
Express each of the following in terms of another angle between 0 degrees and 180 degrees
a. sin 50 degrees b. sin 150 degrees c.
5 answers
asked by
becky
2,358 views
A 20-foot-long footbridge has two diagonal supports that meet in the center of the bridge. Each support makes a 65∘ angle with
5 answers
asked by
Luke
1,869 views
The graph of f(x), a trigonometric function, and the graph of g(x) = c intersect at n points over the interval 0 <= x <= 2pi.
5 answers
asked by
Max
4,685 views
Jasmine is flying a kite. She lets out 86 feet of string. She takes the kite into the ground and measures the angle. The string
4 answers
asked by
Help me pls FAST
864 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
1,899 views
A surveyor stands 150ft from the base of a tree and measures the angle of elevation to be 46.2. His eye level is 6feet above the
5 answers
asked by
BT
1,822 views
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