9,261 Answered Questions for the topic trigonometry

Trigonometry

02/20/22

Find the measure of each angle.
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Trigonometry

02/20/22

Find the Complementary and Supplementary angle
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Trigonometry Geometry

02/19/22

A kite's string is 25 feet long. The angle of elevation of the string of the kite is 32°. If a person is holding the string 3 feet above the ground, how high is the kite above the ground?
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Trigonometry Math Precalculus

02/19/22

Angles in a unit circle word problem (2)
In Grade 10 Mathematics, you learned already that the radian measure of a central angle of a circle can be used to easily find the length of the intercepted arc of the circle. The length s of an... more
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Trigonometry Math Precalculus

02/19/22

Angles in a unit circle word problem
The ferris wheel as shown in the figure has 12 equal parts and one unit in radius moving clockwise direction. Suppose you are at seat #1, what angle in radian measure you will take in order to... more
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Trigonometry Math Algebra

02/18/22

Can you name the quadrant in which the angle θ lies?
sin θ >0, cos θ <0 sin θ < 0, tan θ < 0 cos θ > 0, tan θ > 0 cos θ > 0, cot θ < 0
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Trigonometry

02/17/22

Approximate the following sum as a single sine function. −5 sin(x) + 12 cos(x)
please show each step and how it works
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Trigonometry Algebra

02/17/22

Can find the exact value of each of the remaining trigonometric functions of θ if sin θ=4/5, 90*<θ<180* ?
cos θ = csc θ = tan θ = cot θ =
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Trigonometry Math Algebra

02/17/22

Can you find the exact value of each of the remaining trigonometric functions of θ, if sinθ=1/4 and tanθ>0 ?
cos θ = csc θ = sec θ = cot θ =
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Trigonometry

02/17/22

Solve: tan²x = 1
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Trigonometry

02/15/22

Solve triangle ABC. (If an answer does not exist, enter DNE. Round your answers to one decimal place.) a = 25, b = 34, c = 26
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Trigonometry

02/14/22

Find the coordinates of R.
M(1,0) is the midpoint between R(x,y)and S(8,8). Find the coordinates of R.
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Trigonometry Precalculus

02/13/22

Determine how far a boat is from shore
To determine how far a boat is from shore, two radar stations have been erected 1 mile apart on the shoreline. These stations then measure the angles out to the boat as shown in Figure 2. Find the... more
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Trigonometry Precalculus

02/12/22

The Laws of Sines Cosines Two Planes
Two planes leave the same airport at the same time. One flies at 70◦ N of E at 500 mph, and the second flies at 60◦ S of E at 600 mph. How far apart are the planes after 2 hours? Draw a Picture!
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Trigonometry Precalculus

02/12/22

The Laws of Sines Cosines Roof of a house
The roof of a house is pitched at a 20◦ angle. An 8 foot solar panel is to be mounted on the roof and angled at 38◦ relative to the horizontal for maximum sun exposure, as shown in Figure 4. How... more
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Trigonometry Precalculus

02/12/22

The Laws of Sine Cosines 45 meter tall tower
A 45 meter tall tower is located on a hill that is inclined 25◦ to the horizontal. A guy-wire is to be attached to the top of the tower and anchored at a point 30 meters uphill from the base of the... more
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Trigonometry Precalculus

02/12/22

The Laws of Sines Cosines Determine how far a boat is from shore
To determine how far a boat is from shore, two radar stations have been erected 1 mile apart on the shoreline. These stations then measure the angles out to the boat as shown in Figure 2. Find the... more
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Expert Answers •1

02/12/22

If sin(𝜃)<0, find the value of cos(𝜃) when cot(𝜃)=3/7. (Give an exact answer. Use symbolic notation and fractions where needed.) cos(𝜃) =
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Trigonometry Geometry

02/11/22

If sin < B = 4/5 and cos < B = 3/5, what is tan < B?
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Trigonometry

02/11/22

Find two angles between 0 and 2π for the given condition. cos= -square root 3 over 2
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Trigonometry

02/10/22

Approximate the first three non-negative solutions to: 3sin2(x)−2cos(x)=2

Approximate the first three non-negative solutions to:3sin2(x)−2cos(x)=2Give your answers in degrees to one decimal place.
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Trigonometry Math Mathematics

02/10/22

Math Question (Sinusoidal function)
The peak of the full moon occurs, on average, every 29.53 days, and the approximate value of the moon that is lit can be modeled by a sinusoid. Assume that all of the moon is lit at the peak of the... more
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Trigonometry Physics Statics

02/10/22

Support Wire Connected to Sign
Hang a metal sign from a single vertical wire. The sign has a triangular shape with a base of width ‘a’, a height of ‘b’, and a hypotenuse of length ‘c’, and is oriented in an x-y plane such that... more
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Trigonometry Math Calculus Physics

02/10/22

Average velocity for a time period
The deck of a bridge is suspended 215 feet above a river. If a pebble falls off the side of the bridge, the height, in feet, of the pebble above the water surface after t seconds is given by y =... more
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Trigonometry Math

02/10/22

if a and b are acute angles (in degrees) such that Csc A = square root of 17 and Csc B = square root of 34/3, what is a+b?
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