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Trigonometry
Page 8
Questions (13,511)
A boat sails 150km on a bearing of 042degree and then 250km due east.how far is the boat from the starting point?
2 answers
asked by
basit
133 views
a special right triangle drawn in quadrant I intersects the unit circle at point (x,y) where y = √2/2. what is the value of x
1 answer
asked anonymously
167 views
A boy 1.2m tall stands 6m away from the foot of a vertical land pole 4.2m long. If the land is at the top of the
1 answer
asked by
wilson
660 views
Which of the following accurately describes a transformation to the parent function that results in y=−3.6cosx ?(1 point)
1 answer
asked anonymously
110 views
A clockwise rotation represents a negative angle true or false
1 answer
asked anonymously
24 views
A boat is heading towards a lighthouse, whose beacon-light is 111 feet above the water. From point AA, the boat’s crew
1 answer
asked by
trose
59 views
A right triangle has a angle of x an adjacent of 29 and an oppisite of 14
Solve for x. Round to the nearest tenth. Please show
1 answer
asked by
ditto
55 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
37 views
A ladder leans against a vertical wall and makes an angle of 76˚ with the ground. The foot of the ladder is 1.8 m from the base
1 answer
asked anonymously
42 views
tan (1 point) Responses Image with alt text: square root of three – – Image with alt text: square root three over three –
1 answer
asked anonymously
9 views
What are the ratios for sin A and cos A? The diagram is not drawn to scale.
triangle (1 point) Responses sin A =20 over 29 , cos
1 answer
asked anonymously
46 views
Using the unit circle, find the exact value of cos 150° and sin of 150°. (1 point)
Cos(150) = -1/2 ; sin(150) = Square root3/2
1 answer
asked by
Unknown
19 views
Find the angle θ between your 2 vectors. Show your work and final answer. Make sure your final angle θ is in radians not
6 answers
asked by
Unknown
15 views
Evaluate cot 290º. Round your answer to the nearest hundredth.
1 answer
asked anonymously
8 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
1 answer
asked by
Seymour
114 views
A ladder 42 feet long is place so that it will reach a window 30 feet high (first building) on one side of a street; if it is
7 answers
asked by
Alianne
5,298 views
Solve 4sin(pi/4x) = 3 for the four smallest positive solutions
5 answers
asked by
Shre
4,233 views
How do I simplify arcsin (sin 6 pi) given the interval 0 ≤ theta < 2pi
4 answers
asked by
Annabelle
3,125 views
A pilot of an airplane flying at 12,000 feet sights a water tower. The angle of depression to the base of the tower is 25°.
3 answers
asked by
Peter
1,821 views
1.A plane takes off at an angle of 6 degrees traveling at the rate of 200 feet/second. If it continues on this flight apth at
9 answers
asked by
Ms. Suzie
5,165 views
If θ is an angle in standard position and its terminal side passes through the point (20,-21), find the exact value of sec(θ).
6 answers
asked by
Anonymous
15,246 views
find the exact value of tan(2sin-1 3/5)
4 answers
asked by
Anonymous
1,686 views
How do you use the half angle formulas to determine the exact values of sine, cosine, and tangent of the angle
157 ∘ 30 ' ?
5 answers
asked by
Jackie
1,978 views
Yusuf is 12m away from the building and he observes that the angle of elevation of the building in 52,he is 1.5m tall find the
2 answers
asked by
Great
144 views
how to i find the six trig values for (7pi/3)
4 answers
asked by
Rak
1,898 views
Periodic functions and Trigonomotry unit test anyone? ALGEBRA 2 will offer cashapp in return for answers
What is the period of
2 answers
asked by
JaMorant
110 views
Rewrite cos(tan^-1(v)) as an algebraic expression in v.
Can someone help me with this problem? Thanks
5 answers
asked by
Jennifer
1,864 views
Simplify the following expression to a single trigonometric term sin(360-x)*tan(-x)/cos(180 x)*(sin^2A cos^2A) answer=
3 answers
asked by
steve
1,363 views
An airplane flying at 550 miles per hour has a bearing of 53°. After flying for 2.5 hours, how far north and how far east will
4 answers
asked by
Daisy
3,492 views
A 100-foot vertical antenna is on the roof of a building. From a point on the ground, the angle of elevation to the top and the
4 answers
asked by
heather
2,084 views
An airplane leaves airport A and flies 200 km. At this time its bearing from Airport B, 250 km to the west, is 120 degrees. How
4 answers
asked by
Lyndsie
1,360 views
tan^-1(1.73 degrees)
4 answers
asked anonymously
91 views
Use tables to evaluate the following and show your workings. @sin 73 (b)cos 47 (c)tan 52 (d)sin 23
2 answers
asked anonymously
98 views
6) Convert the following polar equation into parametric equation/ Show all your work. Simplify the equations.
r(θ)=2 cos θ cot
7 answers
asked by
help
105 views
a pilot wants to fly on a bearing of 66.4 degrees. by flying due east, he finds that a 57-mph wind, blowing from the south, puts
3 answers
asked by
brandy
1,774 views
Which value for x is a solution to cosx = sqrt of 2/2?
a) -9pi/4 b) 3pi/4 c) -3pi/4 d) 4pi/3 What is the first step I should do?
4 answers
asked by
Jake
731 views
The angle of elevation of the
top of a vertical tower 50 meters high from a point X on the ground is 30 degrees. From a point Y
4 answers
asked anonymously
126 views
Which of the following is equal to sin(270-x)?
A. -tan(x) B. 1-tan(x) C. -cos(x) D. 1+cos(x) E. 1+sin(x)
4 answers
asked by
Java
1,598 views
Evaluate sin(29 degrees)cos(31 degrees) + cos(29 degrees)sin(31 degrees) exactly, without using a calculator.
4 answers
asked by
Victoria
1,377 views
A ladder leans leans against a building that has a wall slanting away from the ladder at an angle of 96 degrees with the ground.
4 answers
asked by
K.C
3,910 views
At a distance of 34 feet from the base of a flag pole, the angle of elevation to the top of a flag is 48.6°. The flag itself is
4 answers
asked by
Anonymous
3,881 views
Which of the following values for theta is a counterexample to the claim that cos(pi-theta)=cos (theta) is an identity?
a)
4 answers
asked by
Genevieve
115 views
A ladder leaning against a house makes an angle of 60° with the ground. The bottom of the ladder is 7 feet from the foundation
17 answers
asked by
boopboooooop
157 views
The point (1/3,1/4) lies on the terminal side of an angle.
Find the exact value of the six trig functions, and explain which
4 answers
asked by
Lucy
2,391 views
A missile rises vertically from a point on the ground 75,000 feet from a radar station. If the missile is rising at the rate of
4 answers
asked by
Jen
2,447 views
A ferris wheel is 20 meters in diameter and boarded from a platform that is 3 meters above the ground. The six o'clock position
4 answers
asked by
Taylor
3,696 views
A ship sailed on a bearing 140 degrees. It was then 90 km south of its orignal position.
a) draw a diagram to show the ship's
4 answers
asked by
philippa
975 views
You are designing a ramp where the horizontal distance is twice the vertical rise. What will be the ramp angle to the nearest
4 answers
asked by
Tyyanna
3,065 views
express 40% of sum of angles of a triangle into radian.
5 answers
asked by
emily
1,642 views
Which cosine function has maximum of 0.5, a minimum of -0.5, and a period of 2π/3?
5 answers
asked by
Sherrie
5,880 views
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