evaluate cot 11 pie/6 to the nearest hundred angle given in radians.. is there a way to put this in calculator. another ? use a calculator and inverse function to find radian measures of the given angle angles whose tangent

35,335 results

  1. precalculus

    A weight is attached to a spring that is oscillating up and down it takes 6 sec for the spring to complete one cycle and the distance from the highest to lowest point is 7 in what equation models the position of the weight at time t seconds. a. y = 7sin (

  2. Calculus

    A right triangle has base x meters and height h meters, where h is constant and x changes with respect to time t, measured in seconds. The angle θ, measured in radians, is defined by tanθ=hx. Which of the following best describes the relationship between

  3. Math

    Justin wants to evaluate 3cot(-5pi/4). Which of the following identities can he use to help him? Select two answers. cot(-theta) = cot(theta) cot(-theta) = -cot(theta) cot(-theta) = cot(-theta) cot(theta + pi) = cot(theta) cot(theta + 2pi) = cot(theta)

  5. trig

    A plane ascends at a 40° angle. When it reaches an altitude of one hundred feet, how much ground distance has it covered? To solve, use the trigonometric chart. Round the answer to the nearest tenth.

  6. Fractions

    Paul's dad made a turkey pot pie for dinner on Wednesday. The family ate 4/8 of the pie. On Thursday, Paul ate 2/16 of pie for a snack. What fraction of the pie remains? Okay, so I added 4/8 and 2/16 and got 10/16. I would be able to complete the problem,

  7. Calculus

    If water is poured into a cup at a rate of 1 cubic centimeter per second, how fast is the dept of the water increasing when the water is 4 cm deep? r = 6 cm h = 9 cm V = 1/3(pie) r^2 x h V = (pie)r'h + 1/3 (pie)r^2 h' 6 / 9 = r / h 6h = 9r r = 3 / 4.5 h V

  8. Trig

    Find the coterminal angles: one positive one negative angle. 55° and (9(3.14)/5) answer degrees in radians and radians in degrees

  10. Math

    Find the acute angle theta that satisfies the given equation. Give theta in both degrees and radians. cot(theta)=1/sqrt(3) The value of theta in degrees is (BLANK) degrees and in radians is (BLANK). Thank you!!

  11. trig

    find, to the nearest tenth of an inch, the length of the arc intercepted by a central angle of (4pi)/3 radians if a radius of the circle is 22 inches long

  12. Maths

    The arc of a circle of radius 20cm subtends an angle of 120degree at the center.use the value 3.142 for pie to calculate the area of the sector correct to the nearest cmsquared

  13. Math

    Daniel made a chocolate pie, a cream pie, and an apple pie that were the same size and shape for a celebration. After the celebration the following amounts of pie were remaining: 5/8 of chocolate 1/6 of cream pie 1/4 of apple pie What fraction of a whole

  15. Trigonometry

    If a point on the Cartesian plane lies at (4, 2), what is the angle made between the line containing the point and the origin, and the negative y-axis? a) 1.249 radians b) 0.463 radians c) 0.523 radians d) 1.047 radians

  16. Maths

    In a diagram O is the centre of the circle,if angle

  17. Math

    Find all solutions of θ in radians where (0 ≤ θ < 2π) given: 1+cot^2x-cot^4x=1

  18. math

    A pie is cut in to 10 equal sector find the measure of the central angle of one slice of pie

  20. Pre Calculus

    Find the measure of the central angle, in radians, given the area of the sector as 22.6 cm2 and a radius equal to 3.7 cm. Round your answer to the nearest tenth.

  21. Math

    Round to the nearest thousand the nearest hundred and the nearest ten 2,565

  22. Math

    Find two solutions of the following equations, giving your answers in radians sin ϴ = 1/2 cosec ϴ = 2sqrt(3)/3 cot ϴ = -1

  23. Trigonometry

    A wheel is rotating at 200 revolutions per minute .find the angular speed in radians per second. 200 rpm =200*2pi radians/1 minute (1 rotation = 2pi radians) = 400pi radians/60 seconds =20/3 radians/second You can follow the same procedure for the other

  25. Pre-cal

    Solve (in radians) sec x = 2csc x When I work it out, it gets to 2cot x - 1 = 0 cot x = 1/2 Would it be ok to use tan^-1 (2) ? I must demonstrate it with a graph as well... would the line go through Q I/III or II/IV ? Thank you!

  26. trig and cotagent

    Evaluate cot(11pi/6) to the nearest hundredth (given in radians).

  27. maths

    choose one option which is the equivalent in radians of an angle of 135 degrees. ( ð = pie 3.14...) A. ð / 2 B. 3ð / 2 C. 7ð / 8 D. 5ð / 4 E. 3ð / 4 F. 5ð / 8 da answer is E, Simply because with radians, pie iz treated as 180, so in respect to E, 3

  28. Precalculus Someone please help

    Evaluate all six trigonometric functions at t, where the given point lies on the terminal side of an angle of t radians in standard position. (40/41, -9/41)

  30. Maths

    Two angles of triangle are pie/6 and 2pie/3 radians. What is the measure of the third angle in degrees?

  31. trigonometry

    Find the radius of a circle on which a central angle of 3 pie over 2 radians subtends an arc of 60 ft.

  32. Trigonometry

    Please show me the work so i understand 2. Find the reference angle of -11π/3. 5. If θ = –18°, find the exact value of θ in radians. 6.If θ = 3, find the value of θ in degrees correct to the nearest tenth of a degree. 13.The radius of a circle

  33. Precalculus

    Evaluate all six trigonometric functions at t, where the given point lies on the terminal side of an angle of t radians in standard position. (40/41, -9/41)

  35. math(advanced algebra&trigonometry)

    find, to the nearest minute, the angle whose measure is 3.45 radians.

  36. Math/Trig

    How would I evaluate these trig functions without using a calculator? U: sin(-13π/6) cot 11π/6 cot(-14π/4) sec 23π/6 Thanks in advance ^^; and if you'd tell me step by step on how to do problems like these I'd be grateful :D

  37. Calculus grade 12

    solve for (

  38. math

    Round to the nearest thousand, nearest hundred, and the nearest ten 7509

  40. math

    round to the nearest thousand, nearest hundred, nearest ten 8999

  41. trigonometry

    If two points A and B are d miles apart, express angle ACB in radians and in degrees. (The diameter of Earth is approximately 8000 miles. Round your answer to the nearest minute.) d = 700

  42. Geometry

    1.A pie is circular in shape. One slice of the pie has an area of 5 in2 and a radius of 5 in. Find the central angle for this slice of pie in radians, rounded to the nearest tenth. -0.4 radians -0.1 radians -2.5 radians -2.0 radians 2.For a particular

  43. trig

    If an angle is pie radians, what is the arc length in radians?

  45. calculus

    All right, sorta hard to explain but I will try my best. I am suppose to find the equation for the that lines that are tangent to the curve y=cot^2(x) at the point (pie/4, 1)....(the x is not to the power of 2, a variable right next to the cot^2) I am not

  46. calculus

    a hot-air balloon rising srtaight up from level field is tracked by a range finder 5000 feet from the liftoff point. At the moment the range finder's elevation angle is 45 degrees (pie/4 radians), the angle is increasing at the rate of 0.14 radians per

  47. Math

    i don't know how to solve this, i'm so lost. determine the exact value of c cot( 4c- pie/4) + tan ( 2c + pie/4)= 0 please help me!!! THANK YIU

  48. math

    Evaluate cot -220o Round your answer to the nearest hundredth. A. -1.31 B. 1.56 C. -1.19 D. -0.84

  50. Algebra 2

    If the arc length of a sector in the unit circle is 3π/2 what is the measure of the angle of the sector? 0 radians π/2 radians

  51. Pre-Calculus

    Trigonometric Functions, Radian Measure ∏

  52. precal

    use the half angle formula to determine the exact values of sin, cos, and tan of the angle. pie/8 and pie/12

  53. precalculus

    Evaluate the following expressions. Your answer must be an angle in radians and in the interval [(-pi/2),(pi/2)] . (a) sin^(-1)(0) = (b) sin^(-1)((-sqrt3)/2) = (c) sin^(-1)(-1/2) =

  55. Math

    Mom served apple pie. John ate 1/2 of the pie. Thomas ate 1/4 of the pie. How much of the pie was eaten? How Much of the pie is left?

  56. pre-calc

    Can someone help me find the exact value of 4csc(3pi/4)-cot(-pi/4)? Thanks! cotx =1/tanx cscx = 1/sinx If you find it easier to conceptualize in degrees, realize that pi/4 radians is 45º and 3pi/4 is then 135º If you know the CAST rule, it is easy to see

  57. Pr-Cal/Trig

    1)if the graph of f(x)=cotx is transformed by a horizontal shrink of 1/4 and a horizontal shift left pi, the result is the graph of: a) g(x)= cot[1/4(x-pi)] b) g(x)=cot[1/4(x+pi)] c) g(x)=cot[4(x-pi)] d) g(x)=cot[4(x+pi)] e) g(x)=cot[4x+pi] please include

  58. trigonometry

    solve for equation x(give answer in radians using exact values only. 2sin(x)+cot(x)-csc(x)=0

  60. Calculator Help

    1. The csc^-1(1.23) I got 1.061 in radian mode 2. Cot^-1(-2.26) I got 0.8240 in radians 3. Cos^-1(-0.84) I got 2.568 Are these correct?

  61. Calculus

    Two sides of a triangle have lengths 8 m and 13 m. The angle between them is increasing at a rate of 0.08 radians /min. How fast is the length of the third side increasing when the angle between the sides of fixed length is π/3 radians. Please help I have

  62. math

    nora has 1,555 on her computer .She rounds this number to the nearest ten ,to the nearest hundred,and to the nearest thousand . she gets three different rounded numbers. What are the numbers? why are there three different answers?

  63. alg 2

    evaluate cot 11 pie/6 to the nearest hundred angle given in radians.. is there a way to put this in calculator. another ? use a calculator and inverse function to find radian measures of the given angle angles whose tangent is 4.21 is that 1.34 the answer?

  65. math

    evaluate the expressions below and leave them in radical form. 1. sin(pie symbol/6)csc(pie symbol/6) 2. sec(pie symbol/3)cos(pie symbol/3)+tan(pie symbol/3)cot(pie symbol/3)

  66. maths

    Choose the two options which are true for all values of x 1) cos (x) = cos ( x – pie/2) 2) sin (x + pie/2) = cos (x – pie/2) 3) cos (x) = sin (x – pie/2) 4) sin (x) = sin (x + 4pie) 5) sin (x) = cos (x – pie/2) 6) sin^2 (x) + cos^2 (x) = pie would

  67. algebra

    90 degress= ? radians How is the answer pie over 2? 330 degrees = 11pie over 6 -105 degrees= -7pie over 12 Converting the angle in radians to degrees 3pie over 4 =135 degrees pie over 2 = 90 degrees pie over 30 = 6 degrees -7pie over 5 =-135 degrees I have

  68. algebra

    90 degress= ? radians How is the answer pie over 2? 330 degrees = 11pie over 6 -105 degrees= -7pie over 12 Converting the angle in radians to degrees 3pie over 4 =135 degrees pie over 2 = 90 degrees pie over 30 = 6 degrees -7pie over 5 =-135 degrees I have

  70. trig

    In a circle of radius 12 inches, a sector is formed by a central angle of pie/4 radians. Find the area of the sector to the nearest hundredth of a square inch.

  71. Precalculus

    Evaluate for the quadrantal angle cos17(pie)? ( don't have the pie sign) Is -1 correct?

  72. calculus

    Can someone explain how find the average rate change for these functions? 1.) f(x)=x^3+1 a (2,3) b.(-1,1) 2.) h(t)= cot t a. pie/4, 3pie/4 b. pie/6, pie/2 I am so lost. T_T please help!

  73. Trig

    how do i find the exact value of s [pie/2, pie] sin s = radical2/ whole number 2 what is s in radians? how do i figure this out without the use of a calculator. I drew the graph and located it in the second quadrant and i think the triangle is a 45-45-90

  75. trigonometry

    How do you find: cot(-5pie/4)? you have to know that cotx = 1/tanx so you could just trustfully change your calculator to radians enter 5*pi/4, press =, press +/-, then press Tan, =, then the 1/x key you should get -1 or... you could do it the more

  76. Pre-calc/Trignometry

    Two boats leave at an angle of 25 pie/36 radians, one has a speed of 100km/hr and the second has a speed of 65 km/hr. How far apart are they after two hours?

  77. Calculus

    (a) State the reference angle associated with 265°. (b) Convert 265° to radians. Leave the answer in terms of pie .

  78. Pre Cal

    could someone please tell me what the other angle identity of tan is? Thank you much! "...other angle identity of tan x"? in relation to which "other" ? there are many identities dealing with the tangent. The most important is probably tan x = sin x/cos x

  80. Physics

    We can measure angles in degrees or radians. When studying angular motion, we will tend to use radians. If you are looking at a portion of a circle, the angle in radians can be calculated by dividing the arc length by the radius of the circle. The arc

  81. algebra

    an apple pie is cut into 6 slices each slice is solid for 2$ the radius of the pie is 3.5 inches the central angle of the of the remaining pie is 120

  82. physics

    The motion of a particle is described by x = 10 sin (piet +pie/2 ). At what time ( in second ) is the potential energy equal to the kinetic energy ? here is what i have done so far where am i going wrong V=pie10cos(piet + pie/3) V^2 = pie^2 100cos^2(piet+

  83. maths

    Choose three options which are true: a) an angle of 150 degrees is equivalent to 2pie/3 radians. b) Cos 0 = cos (0 – pie/2) for al values of 0. c) Sin 0 = cos (0 – pie/2) for all values of 0. d) If triangle ABC has a right angle at B, then sin A = cos

  85. trigonometry

    How do i do them? :l 7. At 2:00 P.M., the angle between the hour and minute hands on a clock is 60° (approximately 1.05 radians). The arc length formed by the two hands is 2.63 inches. What is the radius of the clock in inches? (Round to the nearest

  86. math

    427,685 nearest thousand is it 428,000 0.8394263 nearest hundred-thousandth .840 or .839 427,685 nearest thousand is it 428,000 **correct*** 0.8394263 nearest hundred-thousandth .840 or .839 ***No, you are incorrect. 0.839 would be to the nearest

  87. Trigonometry

    Find the angular speed in radians per sec. of the second hand on a clock. My answer is 1 rpm =1*2pi radians/1minute(1 rotation = 2pi radians) =2pi radians/60seconds =1/30 radians/seconds It goes 2PI radians in 60 seconds. What happened to the PI? I forgot

  88. Precalculus

    The figure shows part of a curve traced by a point on the circumference of a circle of radius 4 that rotates, without slipping, around a fixed circle of radius 2. The rotating circle starts with angle t = 0 radians and the point P (x, y) at (10, 0). In

  90. 8th grade

    c (circumference) c=pie d where d is the diameter. How do i find d to the nearest hundredth when c=39cm? and i have to solve the formula C=pie d for d.

  91. maths

    what is 45,429,444 to the nearest hundred-thousand? Hundred thousand digit... XX,YXX,XXX so would it be 454 hundred thousand?

  92. math

    a percan pie 40 ft in diameter was baked in oklahoma,in 1989. What was the pie circumference ,rounded to the nearest foot? plz shoe work

  93. Trigonometry.

    Use the given information to evaluate cos (a-b). Cot a = 3/4, cot b = 24/25; pi

  95. geometery

    find the area of a sector that has a central angle of 68 degrees and a radius of 10cm. Round you answer to the nearest 100th. (use 3.14=pie)

  96. mitx 8.01x Classical Mechanics

    Vector A⃗ , in the first quadrant, has a magnitude |A⃗ |= 1.0 and is at an angle α = 40 ∘ with respect to the positive x-axis. Vector B⃗ , in the fourth quadrant, has a magnitude |B⃗ |= 2.5 and is at an angle β = 20.0 ∘ with respect to the

  97. maths

    Choose three options which are true: a) an angle of 150 degrees is equivalent to 2pie/3 radians. b) Cos 0 = cos (0 – pie/2) for al values of 0. c) Sin 0 = cos (0 – pie/2) for all values of 0. d) If triangle ABC has a right angle at B, then sin A = cos

  98. Pre Calc Trig

    Verify the following: tan( a + p/2) = -cot a a= alpha and p= pie since I do not have that button.

  100. Calculus

    Hello, I am working on my calc 1 homework where we use L'Hôpital's rule to evaluate limits. When I try to evaluate this problem to find the indeterminate form, it becomes undefined so I know I need to rewrite it in a different way, I just don't know how.

  101. Math-precalc

    Compute or solve the following in radians without a calculator a. csc x=2, pi/2 ≤ x ≤ pi b. cot x= -1 , 3pi/2 ≤ x ≤ 2pi Thanks!

  102. Math (FST)

    1. Give exact value of tan(theta) if cos(theta)=-2/7 and pi/2

  103. Math

    Evaluate cot@/cot@-cot3@ + tan@/tan@-tan3@

  105. Geometry

    Need help I missed this problem on my test. My answer was 31.8in^2. The right answer was 8.0in^2 How should I have worked the problem: A pie has a diameter of 9 inches. Each slice of the pie has a central angle of 45 degrees. What is the area of each slice

  106. Maths

    In a diagram O is the centre of the circle,if angle

  107. Maths

    In a diagram O is the centre of the circle,if angle

  108. Trigonometry

    Could someone please help me out with this? I've read my text book, but can't seem to figure it out. And could you please show me how to do them? The Earth travels in a circular orbit around the Sun at 29.79 km/sec. If the radius of the orbit is 1.496 x

  110. Trignometric

    i)The angle á lies between 0 and 90 and is such that 2tan sqaure á + sec square á=5-4tan á. show that 3tan square á +4taná-4=0 and hence find the exact value of taná ii)It is give that the angle â is such that cot(á+â) = 6.Without using a

  111. trigonometry

    I wont be receiving credit for these problems but i was just wondering how would i answer them... A) The area of a sector of a circle with a central angle of 25π rad is 21 mm². B) The angle between 0 and 2π in radians that is coterminal with the angle

  112. Trignonmetry

    Please find the exact values: Tan(-3p/4)= Sec(2p/3)= Csc(7p/4)= Cot(11p/6)= p=pie

  113. trig

    SOlve over (2,pie) and find the general solution in radians. 2sin3x = square root of 2

  115. Algebra II

    Multiple Choice (theta) means the symbol 0 with the dash in it. 1.)Which expression is equivalent to tan(theta)-(sec(theta))/(sin(theta))? A.)-cot(theta) B.)cot(theta) C.)tan(theta)-cot(theta) D.)tan(theta)-sec^2(theta) 2.)Find the exact value of:cos 375

  116. trig

    give 3 different coterminal angles in radians to: pie/3 i changed that to degree and got 60 degress, but now i'm stuck...i don't know what to do

  117. Algebra

    plane ascends at a 40° angle. When it reaches an altitude of one hundred feet, how much ground distance has it covered? To solve, use the trigonometric chart. Round the answer to the nearest tenth.

  118. algebra

    A plane ascends at a 40° angle. When it reaches an altitude of one hundred feet, how much ground distance has it covered? To solve, use the trigonometric chart. Round the answer to the nearest tenth.

  120. Calculus

    Two sides of a triangle have lengths 8 m and 13 m. The angle between them is increasing at a rate of 0.08 radians /min. How fast is the length of the third side increasing when the angle between the sides of fixed length is π/3 radians.

  121. math

    Nora has 1,555 songs on her computer. She rounds this number to the nearest ten, to the nearest hundred and the nearest thousand. She gets three diffrent rounded numbers. What are the numbers? Why

  122. math

    Pauls dad made a turkey pot pie for dinner on Wednesday. The family ate 4/8 of the pie. On thursday after school, Paul ate 2/16 of the pie for a snack. What fraction of the pie remained?

  123. math

    Sorry I'm posting again-- I just thought it would increase my chances of getting my question answered if i posted it in the mathematics portion of the website also. --------------------------------------- One can of pumpkin pie mix will make a pie of

  125. math

    Gail and 3 friends all share 1/2 a pie. All the pieces in pie put together make up 180 degrees. Gail and friends finish the pie and each eat an equal piece. They believe each piece has an angle of 25 degrees. Are they right?

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