9,261 Answered Questions for the topic trigonometry

Trigonometry

09/10/21

How do I do this?

Find the lengths of the missing sides if side a is opposite angle A, side b is opposite angle B, and side c is the hypotenuse.c = 16,    ∡ A = 45°a=?b=?
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Trigonometry

09/09/21

Bill's car engine is aid to run at 1700 RPM's (revolution per minute) at idle. Through how many degrees does his engine turn each second?
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Trigonometry

09/09/21

Does his corner measure 90° ?
Ben is checking to see if his fence measures 90° at the corner. To do so he measures out 10 feet along the fence and places a stake marking it point A. He then goes back to the corner and measures... more
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Trigonometry

09/08/21

If sin ( θ ) = 1 7 and θ is in the 2nd quadrant, find the follwoing:
Give exact values. No decimals allowed! If the value doesn't exist, type DNE.cos(θ) =csc(θ) =sec(θ) =   tan(θ) =   cot(θ) =   
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Trigonometry

09/07/21

The initial course of a certain ship sailing from San Francisco (37o46’N, 122o25’W) is due west. After she has sailed 1000 nautical miles on a great circle, find her: Task 1 – Latitude

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Trigonometry

09/06/21

Find the linear function with the following properties
f(0)=8 slope of f=5
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Trigonometry Math Physics

09/06/21

Phase shifts of a sine function
Will a phase shift of a sine function affect amplitude, wavelength, angular frequency, linear frequency, period, and or speed? why?
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Trigonometry Calculus Maths

09/06/21

40 - 10cos(2x) + 40sin(2x)=0 How can I solve the following equation because I'm really stuck?

40 - 10cos(2x) + 40sin(2x)=0I need to solve for x and I really want to see and understand the steps needed to reach the correct answer.Thanks in advance
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09/06/21

What is the sign of the following?
sec(-θ), given that θ is in the interval (180º, 270º).
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Trigonometry

09/06/21

What is the sign of the following?
cot (θ + 180°), given that θ is in the interval (270°, 360°).
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Trigonometry

09/06/21

value of sin²x + cos²x , if sin x = - √5/3, 3π/2≤x≤3π/3
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Trigonometry

09/06/21

In terms of the tangent of a positive acute angle, what is the expression for tan13π/18?
I have two questions please!! Its due in 1 hour and a half.In terms of the cotangent of a positive acute angle, what is the expression for cot17π9?In terms of the tangent of a positive acute angle,... more
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Trigonometry

09/05/21

Consider the graph of the function y = sin x + cos x.

Consider the graph of the function y = sin x + cos x. Describe its overall shape. Is it periodic? How do you know?
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Trigonometry Math Trig

09/04/21

A wheel of radius 6 inches is rotating at 0.5 space radians per second. What is the linear speed v in inches per second (in/s)?
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Trigonometry Math Trig

09/04/21

A bicycle with a 26-inch diameter wheel is traveling at 20 miles per hour. Find the angular speed of the wheels, in radians per minute, rounding to the nearest whole number.
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Trigonometry

09/04/21

Find the area of the sector of a circle with radius

Find the area of the sector of a circle with radius 3.6 miles formed by a central angle of 1.4.
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Trigonometry Algebra

09/03/21

Trig Equation Algebra
how would i solve150=(11.538^2/cos(x)) (sin(2x))for x in degrees
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Trigonometry

09/02/21

Show that the following statement is an identity by transforming the left side into the right side. cot θ + tan θ = csc θ sec θ
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Trigonometry Math Algebra 2

09/02/21

millie has a jar of pennies. nickels and dimes. there are 81 coins worth 3.39, there are 3 more nickels than pennies and dimes combines. how many of each coin is there?
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Trigonometry

09/02/21

In a circle of radius 11 cm, an arc of length 23.1 cm is formed by what central angle?
angle measure ≈  radiansangle measure ≈  degrees.
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Trigonometry

09/02/21

A hamster running in a wheel of radius 12 cm spins the wheel at 42 revolutions per minute
What is the angular velocity of the wheel in radians/sec? At what linear velocity is the hamster running in cm/sec?
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Trigonometry

09/02/21

A bicycle with 19-in.-diameter wheels has its gears set so that the chain has a 7-in. radius on the front sprocket and 4-in. radius on the rear sprocket. The cyclist pedals at 180 rpm.
The linear speed of the bicycle in inches per minute =  in/minThe speed of the bike in miles per hour =  mph
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Trigonometry

09/02/21

A truck with 46-in.-diameter wheels is traveling at 45 mph.
A truck with 46-in.-diameter wheels is traveling at 45 mph.Round answers to 2 decimal places as needed.How many revolutions per minute do the wheels make?  rpm What is the angular speed of the... more
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Trigonometry Math

09/01/21

A bicycle with a 26-inch diameter wheel is traveling at 20 miles per hour. Find the angular speed of the wheels, in radians per minute
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Trigonometry Precalculus

09/01/21

How does one draw reference angles on the coordinate plane in trigonometry: the trig "bow tie" of reference angles
If you're confused about how to draw reference angles for trig functions on the coordinate plane, imagine a bow tie along the x-axis. The key is to draw diagonally from the origin and then draw... more
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