622 Answered Questions for the topic Trig

08/04/20

Find the acute angle θ, to the nearest tenth of a​ degree, for the given function value.
Find the acute angle θ, to the nearest tenth of a​ degree, for the given function value.sinθ =0.5798θ ≈ ___ °(Type an integer or a decimal rounded to the nearest tenth as​ needed.)
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08/03/20

Sam is framing a closet under a stairway. The stairway is 18 ft 6 in.​ long, and its angle of elevation is 40°. Find the depth of the closet to the nearest inch.
Sam is framing a closet under a stairway. The stairway is 18 ft 6 in.​ long, and its angle of elevation is 40°. Find the depth of the closet to the nearest inch.The depth of the closet is ______... more
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08/03/20

What is the angle of depression from the plane to the​ building?
An aerial photographer who photographs real estate properties has determined that the best photo is taken at a height of approximately 461 ft and a distance of 802 ft from the building. What is... more
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08/03/20

A telephone​ pole is 60 feet tall. A guy wire 78 feet long is attached from the ground to the top of the pole. Find the angle between the wire and the pole to the nearest degree.
A telephone​ pole, is 60 feet tall. A guy wire 78 feet long is attached from the ground to the top of the pole. Find the angle between the wire and the pole to the nearest degree.The angle between... more
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08/03/20

A road is inclined at an angle of 5°. After driving 5500 feet along this​ road, find the​ driver's increase in altitude. Round to the nearest foot.

A road is inclined at an angle of 5°. After driving 5500 feet along this​ road, find the​ driver's increase in altitude. Round to the nearest foot. The​ driver's increase in altitude is about... more
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08/03/20

A plane rises from​ take-off and flies at an angle of 9° with the horizontal runway. When it has gained 500 ​feet, find the​ distance, to the nearest​ foot, the plane has flown.
A plane rises from​ take-off and flies at an angle of 9° with the horizontal runway. When it has gained 500 ​feet, find the​ distance, to the nearest​ foot, the plane has flown.The plane has flown... more
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08/03/20

A tower that is 137 feet tall casts a shadow 171 feet long. Find the angle of elevation of the sun to the nearest degree.
A tower that is 137 feet tall casts a shadow 171 feet long. Find the angle of elevation of the sun to the nearest degree.The angle of elevation is ______ degrees. ​(Round to the nearest​ degree.)
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08/03/20

If 3 feet of slack is required on each​ end, how long a piece of wire should be​ purchased?
A stereo receiver is in a corner of a 17​-ft by 15​-ft room. Speaker wire will run under a​ rug, diagonally, to a speaker in the far corner. If 3 feet of slack is required on each​ end, how long a... more
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07/29/20

I need trig homework help!!
Two buildings on opposite sides of the street are 70 meters apart. From the top of the taller building, which is 200 meters high, the angle of depression to the top of the shorter building is 10... more
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07/22/20

Trigonometry Alg. 2
IntroductionSally had just got her license and the first night her parents said she could drive, she came home and her little dog ran in front of her. To avoid her dog, she smashed into the side of... more
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06/04/20

The interior angles of a triangle are (5x + 5)º, (4x)º, and (4x -20)º. What are the angles? Enter your answer with the lowest degree/middle degree/highest degree example; 30/60/90
The interior angles of a triangle are (5x + 5)º, (4x)º, and (4x -20)º. What are the angles?Enter your answer with the lowest degree/middle degree/highest degree  example; 30/60/90
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05/21/20

Magnitude of a Vector
Find magnitude of vectors v1= -3i + 7j v2= 4u Where u= ||1/2, √3,2 ||
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05/20/20

I need to solve this math equation to save my grade for trig... cosxsinx+cosx=0 for x=[0,2pi]
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05/20/20

Use logs and exponents to solve application problem

If 100 dollars is invested into an account making 3 percent annual interest compounded monthly. How long until the account contains 135 dollars? Round to the nearest tenth of a year.
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05/15/20

Angle of elevation ( draw a pic)

A stop sign is 10 feet tall, and is casting a shadow downhill on a road that has an angle of elevation of 16˚. If the angle of elevation of the sun is 48˚, how long is the stop sign’s shadow to the... more
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05/12/20

Trigonometry Question
8log2 √(3x - 2) - log2( 4/x) + log24
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05/12/20

Ball thrown up at speed 91feet/sec from height of 15 feet off the ground.The height h of ball after t seconds found with equation h=−16t^2+91t+15.When height be 102 feet?When will ball reach ground?
An object is thrown upward at a speed of 91 feet per second by a machine from a height of 15 feet off the ground. The height h of the object after t seconds can be found using the equation h = −... more
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05/11/20

Finding Unit Vectors in Same Position

For each different vector, find a unit vector in the same direction. ​a.​u1 = [ −5, 3]​b.​u2 = ​with point M = (2, −8) and point N = (−5, 4).​c.​u3 is the vector with magnitude 6 and direction... more
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05/11/20

Sketching Vectors in Standard Position

Sketch the following vectors in standard position and find the angles between them.​w1 = [ 2, 3 ]​w2 = [ −4, 1 ]​​w3 = [ 1, −3 ] . ​Add all three angles and explain why the sum makes sense.
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05/11/20

Vectors Math Problem

For each different vector, determine its magnitude ​a.​v1 = −3 i + 7 j ​b.​v2 =  where point F = (4, −5) and point G = (−2, 3)​c.​v3 = 4u  where u = 
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05/11/20

Vectors Math Problem
Let point C = (−2, 5), point D = (3, 8), and point E = (4, −1).​Define u =  and v = . a.​Sketch vectors u  and  v .​b.​Sketch vector u + v  and compute it algebraically. Does this agree with your... more
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05/11/20

Vector Problem (Trigonometry)
Suppose vector v  has magnitude 6 and has a direction angle (from the positive x-axis of 20°.​Sketch v in standard position and find its components.
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05/11/20

Vectors (Trigonometry)
Let point A = (−3, 4) and point B = (2, 8) .​Sketch vector  and write it in terms of components.​Sketch also in standard position.
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05/11/20

Trigonometry Word Problem
The water at a boat dock is 7 feet deep at low tide, and 11 feet deep at high tide. One day, low tide occurred at 4 am and high tide at 10 am. Find a function for the height of the tide as a... more
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05/11/20

Find Function of Time(t) — Trigonometry

The water at a boat dock is 7 feet deep at low tide, and 11 feet deep at high tide.One day, low tide occurred at 4 am and high tide at 10 am.Find a function for the height of the tide as a function... more
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