622 Answered Questions for the topic Trig

02/04/21

On a circle of radius 6 feet, the angle (in degree) that would subtend an arc of length 12 feet is approximate ( ? ) degree. Round to a whole degree.
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02/04/21

High Roller in Las Vegas takes about 30 minutes to make one revolution, which means its angular velocity is ( ? ) pi radians per minute.
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02/04/21

If the equation of the circle is (x-1)^2 + (y+3)^2 = 16 and the sector of the circle has a central angle of 90 degree. Its arc length is ( ? ) pi cm.
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02/04/21

the radius of the earth is 3960 miles. the distance along an arc on the surface of the earth that subtends a central angle of 5 minutes (1min. =1/60 degree) is approximately ( ? ) miles.

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02/02/21

(cot^2(x)+1)(sin^2(x)-1)=-cot^2(x)
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02/01/21

Assume that 0≤𝜃≤𝜋/2. Find the values of sin(𝜃) and tan(𝜃) if cos(𝜃)=7/25. (Use symbolic notation and fractions where needed)
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02/01/21

Find the angle between 0 and 2𝜋 that is equivalent to 41/4𝜋. (Use symbolic notation and fractions where needed.)
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01/27/21

(x+1)^2+(y)^2=8
for the line y= x + 1, solve the linear equation for x
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01/27/21

Trigonometry Grade 11
A pool player is practicing angles. She hits a ball 2 feet to the bumper. The ball then rebounds at an angle of 74°travelling 3 feet away from the bumper. How far from the original location will... more
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01/26/21

On a circle of radius 12cm, the length of the arc that subtends a central angle of 120 degrees is ( ? )pi cm
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01/25/21

Trig Math Functions
The crows nest of the yacht A is 50 meters above the water. The angle of depression from the nest to a buoy due west is 40 degrees, and to a second buoy of 34 degrees which is located S70degreesW... more
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01/19/21

Find the x intercept(s) of the circle with center (1,1) with radius sqrt 3
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01/19/21

The coordinate of x is ( ? ).
At what x-coordinate in the first quadrant does the line with equation y=x+3 intersect a circle with radius 2 sqrt 2 and center (0, 3)
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01/17/21

Write an equation of the circle whose center shifted 1 unit to the left and 2 units up from the origin and its circumference is 16 pi.
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01/17/21

Write an equation of a circle centered at (3,-7) that passes through (15,13)
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01/17/21

what would this be on a graph
circle: center is (-1,-3) and its area is 4Pi.
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01/11/21

Horse Vector Problem
I am trying to get my horse to pull a plow in a specific direction. But the horse only wants to pull in the direction of 30 degrees north of east. Therefore, I need to pull on another line to keep... more
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01/11/21

Airplane Trig Problem
An airplane with a top speed of 350 mph needs to maintain a course due east. However, it is a particularly windy day, and the wind speed is 65 mph blowing 43 degrees north of east. In what... more
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01/11/21

Sailboat Vector Problem
A boat is sailing across a lake. The boat’s motor can move the boat at a speed of 18 km/hr in still water. Today, there is also a current of 5 km/hr flowing S15° W. Additionally, there is a wind... more
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01/11/21

Cats Vector Application Problem
My kittens Annie and Josie are at it again. This time, they have found the bag of cat food and are attempting to drag it out of the pantry by their teeth. Annie can pull with a force of 8 pounds... more
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01/11/21

Vector Application Problem
My kittens, Annie and Josie, are pushing a ball, Annie with a force magnitude of 80 N in a direction of 133°, and Josie with a magnitude of 95 N in a direction of 290°. If a third cat wants to... more
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01/11/21

Vector Application Problem
During a baseball game on March 24th, 2001, and unlucky bird flew directly in the path of a Randy Johnson fastball. The fastball was traveling due north at a speed of 95 mph, while the bird was... more
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01/07/21

solve for (z) x+y+z/5=w
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12/21/20

Find two values of theta that satisfy the equation.
Find two values of θ (0 ≤ θ < 360°) that satisfy sinθ = 0.2568.
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12/20/20

Use the graph of the function to answer the following.
f(x) = cos(x) on the interval [−2𝜋, 2𝜋](a) Find the x-intercepts of the graph of y = f(x). (Enter your answers as a comma-separated list.)x =(b) Find the y-intercepts of the graph... more
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