Friday

September 19, 2014

September 19, 2014

Number of results: 11,527

**Calculus**

For the curve r = 2 sin 3(theta): Find the arc length of one petal
*April 16, 2013 by Lizzy*

**Geometry **

If a length of an arc with measure 80 is 15 pi inches long, find the area of the circle.
*June 3, 2013 by John Zhou*

**Math**

Find the length of the arc (sector question) Radius=8cm Angle=27
*October 7, 2013 by Bob*

**Algebra 2**

Because of friction and air resistance, each swing of a pendulum is a little shorter than the previous one. The lengths of the swings form a geometric sequence. Suppose the first swing of the pendulum has an arc length of 100 cm and a return swing of 99 cm. a.)On which swing ...
*February 25, 2013 by Mia*

**Algebra 2**

Because of friction and air resistance, each swing of a pendulum is a little shorter than the previous one. The lengths of the swings form a geometric sequence. Suppose the first swing of the pendulum has an arc length of 100 cm and a return swing of 99 cm. a.)On which swing ...
*March 7, 2013 by Amber*

**CALCULUS-plz help!**

For the curve r = 2 sin 3(theta): Find the arc length of one petal
*April 16, 2013 by Sara*

**CALCULUS-plz help!**

For the curve r = 2 sin 3(theta): Find the arc length of one petal
*April 16, 2013 by Sara*

**Calculus**

Use Simpson's Rule with n = 10 to estimate the arc length of the curve. y = tan x, 0 < x < π/9
*February 4, 2014 by Sandy*

**algebra**

of radius 54 meters subtended by the central angle 1/9 radian. s(arc length = meters How is the answer 6? s denotes the lenght of the arc of a circle of radius r subtended by the central angle 0. Find the missing quantity. The radius r of the circle is ? feet How is 24 the ...
*December 9, 2012 by Find the length s of the arc of a circle*

**physics**

A stunt man whose mass is 70 kg swings from the end of a 4.4 m long rope along the arc of a vertical circle. Assuming that he starts from rest when the rope is horizontal, find the tensions in the rope that are required to make him follow his circular path at each of the ...
*November 6, 2010 by Cho*

**Geometry**

in a circle of radius 11 cm, find the area of the segment bounded by an arc of measure 60 degrees and the chord joining the endpoints of the arc. A. 12.9 cm B. 122.5 cm C. 11.0 cm D. none of these
*April 15, 2012 by Courtney*

**Trigonometry**

FInd the arc length intercepted by a central angle of 46 degrees 24'6" in a circle with a radius of 35.62m
*December 12, 2007 by Mercaedees*

**trigonometry**

Find the length of the arc that subtends an angle of measure 70 degrees on a circle of diameter 15 centimeters.
*July 10, 2010 by Aaron*

**Calc**

Find the arc length of the graph of the function over the indicated interval. y = (x⁵/10) - (1/(6x)) , [1,20] Thank you so much!!
*February 6, 2011 by Erica*

**Calculus**

Find the definite integral that represents the arc length of the curve y=sqrt(x) over the interval [0, 3]
*May 26, 2011 by Hannah*

**trig**

What is the length of the circular arc intercepted by a central angle of 20degrees in a circle with a radius of 5cm?
*February 1, 2012 by Anonymous*

**math grade 12**

What is the arc length if the central angle is 225 degrees and the radius of a circle is 3 cm? pls help. i don"t get it
*July 21, 2012 by ted*

**College math**

in a circle of radius 7m, find the length of the arc subtended by a central angle of 42.0degrees
*October 2, 2012 by Tamra*

**Calculus**

Find the arc length of the curve described by the parametric equation over the given interval: x=t^(2) + 1 y=2t - 3 --> 0<t<1
*April 16, 2013 by Liz*

**Calculus**

Find the arc length of the curve described by the parametric equation over the given interval: x=t^(2) + 1 y=2t - 3 0<t<1
*April 16, 2013 by Liz*

**maths**

Calculate the arc length that subtends an angle of 55 degree at the centre of a circle with radius r = 5cm.
*September 1, 2013 by Shane*

**math**

6. Find the z-score related to the raw score, mean, and standard deviation as follows. Assume a normal probability distribution. Raw Score50, 45, and 4.=== 7. What is the Z score of a raw score 1.6 standard deviations below the mean? (See Page 540), 8. What percent of ...
*August 16, 2010 by harmony*

**CALC**

what is the arc length of y=x^4/8 + 1/(4x^2) [-1,-2] i have tried this many times but i am not achieving the answer of 33/16 which is supposed to be correct....much help is appreciated
*February 3, 2009 by josh*

**geometry**

Find the length of arc AC if the diameter, AB, of circle O is 36 cm. Write answer in terms of pi. Show your work for credit.
*August 11, 2009 by monkey*

**Geometry**

Determine the length of an arc with the given central angle measure, m<w=20;r=1 and round the answer to the nearest hundredth.
*May 11, 2011 by Jarret*

**trig**

Find the length of the circular arc intercepted by a central angle of 20 degrees in a circle or radius 5cm
*January 26, 2012 by Anonymous*

**geometry**

the arc length of AB is 2^pi ft. find the radius of the circle ABC=43 degree. round your answer to the nearest hundredth.
*June 25, 2012 by Nancy *

**maths --plse help me..**

Find the area of the sector of a circle of radius 7cm if the corresponding arc length is 6.2cm
*December 16, 2012 by hunny*

**11th grade math**

find the length of arc if an angle measuring 25 degrees is in the circle of radius 6 feet
*April 7, 2013 by Alex*

**precalc**

Find the area of a sector and arc length whose central angle is 0.5 radians and a radius of 10 inches.
*April 29, 2014 by Andy G *

**Math**

A train track is 5280ft. long. After adding another foot of track, an arc is created. What is the height of the arc and how would i measure it? FIND THE LEAST COMMON MULTIPLE OF 6,9 The maximum height is given by [2640(5280) + h^2 = [2640(5280) + 0.50]^2^2 making h = 1.94 ft. ...
*September 28, 2006 by Lauren*

**calc: simpson's rule & arc length**

i'm still getting this question wrong. please check for my errors: Use Simpson's Rule with n = 10 to estimate the arc length of the curve. y = tan x, 0 <or= x <or= pi/4 .. this is what i did: y' = sec(x)^2 (y')^2 = [sec(x)^2]^2 [f'(x)]^2 = sec(x)^4 Integral of sqrt( 1 + ...
*June 13, 2007 by COFFEE*

**calc: arc length**

Posted by COFFEE on Monday, June 11, 2007 at 11:48pm. find the exact length of this curve: y = ( x^3/6 ) + ( 1/2x ) 1/2 <or= x <or= 1 im looking over my notes, but i'm getting stuck. here's my work so far: A ( 1 , 2/3 ) B ( 1/2 , 49/48 ) y' = [1/6 (3x^2)] + [1/2 (-1x^-2...
*June 12, 2007 by COFFEE*

**pre calcalus**

a circle with 4 inch radius, find length of arc when intercepted by central angle of 240 degrees
*December 3, 2009 by gion *

**geometry**

Circle O has a radius of 8 m and the measure of central angle AOB is 45 degrees. Which of the following could be used to calculate the length of arc AB?
*June 1, 2010 by mimi*

**physics**

A pendulum has a mass of 3-kg, a length of 2 meters and swings through a (half)arc of 27.3 degrees. What is its Amplitude to the nearest centimeter ?
*August 15, 2010 by Skyler*

**Physics**

A pendulum has a mass of 2.7 kg, a length of 1.7 meters, and swings through a (half)arc of 22.7 degrees. What is its amplitude to the nearest centimeter?
*December 21, 2010 by Karin*

**geometry**

a 30 degree angle cuts off an arc in a circle with a diameter of 10in find the length to the nearest hundredth
*March 3, 2011 by clarissa*

**General Physics II**

Find the length of the arc on a circle of radius 10 ft intercepted by a central angle 276. Answer in units of ft.
*July 9, 2011 by Chari'*

**physics**

A pendulum has a mass of 3.6 kg, a length of 2.1 meters, and swings through a (half)arc of 26.2 degrees. What is its amplitude to the nearest centimeter?
*April 15, 2012 by 18*

**All d subjects except Sanskrit nd IT**

Find the angle subtended at the centre of a circle of radius 'a' by an arc of length (a pie/4 ) cm
*December 25, 2012 by Shruti katiyar*

**Physics**

A pendulum has a mass of 3.2 kg, a length of 2 meters and swings through a (half)arc of 28.1 degrees. What is its amplitude to the nearest centimeter?
*September 19, 2013 by Jay*

**Precal **

An arc of length 30 meters is formed by a central angle A on a circle of radius 15. The measure of A in degrees (to the nearest minute) is
*May 28, 2014 by l*

**physics **

Can you help me everybodyyyy!!!! A charge Q = 14.0 μC is distributed evenly on a wire bent into an arc of radius R = 40.0 cm, as shown in the figure. What is the electric field at the center of the arc that subtends θ = 53.0?
*March 4, 2014 by zeigarnik7*

**Physics**

A pendulum has a mass of 3-kg, a length of 3 meters and swings through a (half)arc of .47 radians. To the tenth of a Joule, what is its Total Energy?
*August 15, 2010 by Skyler*

**Math/Trig**

Find the length of the intercepted arc with radius 2.5 cm and a central angle of 95degrees. Round your answer to the nearest tenth.
*January 16, 2011 by CJ*

**trig**

"Two points A and B on the circle x^2 + y^2 = 49 form a central angle of 30 degree with the radii draw to them. Find the length of the arc AB in term of pi?"
*February 22, 2011 by ervin*

**Geometry**

Given circle A with circumference 20 pi and the length of arc KD equal to 10/3 pi. Find the area of the shaded region. >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> Is there any ...
*March 6, 2011 by Gemma*

**Math **

Find the area of the sector of the disk of radius r=15 ft and with arc length s=13 ft. When I did it it came out to .8666667, is that right or do I have to do 1/(13)(15) to get 1.15384571.
*August 19, 2011 by Sue*

**Math trig.**

find the length of the arc intercepted by a central angle of 35 degree 28' in a circle of radius 15ft....i cant figure out how to get it ??
*September 15, 2011 by josh*

**calculus**

Find the arc length of the graph of the function over the indicated interval. (Round your answer to three decimal places.) y = (2/3)x^(3/2) +7 ;[0,6]
*January 25, 2012 by Deenak*

**Calc 2**

I'm asked to find the arc length of the curve y=3+(1/2)sinh(2x) from 0 to 1. I figured it out up to the integral of sqr(1+(cosh(2x))^2) from 0 to 1, but I'm not sure how to go on to solve it.
*April 3, 2012 by MT*

**geometry**

Point C is the center of the circle. The measure of angle ACB is 15x + 20. Arc AB measures 20x 10. Find the measure of arc AB.
*January 31, 2012 by kadejah*

**math**

If L is the lenth of an arc, r is the radius and degree is the angle subtended by the arc, find the angle when l=9.4cm r=4.5cm
*August 5, 2009 by Christina*

**Math**

An arc of a circle subtends an angle of 54 at the centre. If the arc is 9cm long, calculate the circumference of the circle.
*June 30, 2014 by Christopher*

**math**

If arc BF = 45 and arc AE = 39, what is the measure of 1?
*September 19, 2011 by thomas*

**physics**

A pendulum has a mass of 3-kg, a length of 1.3 meter, and swings through a (half) arc of 30 degrees. To the tenth of a Joule, what is its maximum Kinetic Energy?
*August 15, 2010 by Skyler*

**Math/Trig**

Find the length of the intercepted arc, given a central angle of 3pi/5 and a radius of 4.5 cm. Round your answer to the nearest tenth.
*January 12, 2011 by CJ*

**Math/Trig**

Find the radius of a circle with a central angle of pi/7 and a length of the intercepted arc equal to 7.7 cm. Round your answer to the nearest tenth.
*January 17, 2011 by CJ*

**Math/Trig**

Find the radius of a circle with a central angle of pi/7 and a length of the intercepted arc equal to 7.7 cm. Round your answer to the nearest tenth.
*January 20, 2011 by CJ*

**maths**

an arc of a circle subtends a central angle of 5pi/6 radians.if the radius of the circle measures 10.6cm, determine the approx measure of the arc leanth
*April 11, 2012 by sayan*

**geometry**

ABC is an isosceles triangle inscribed within a circle of radius 4,such that side BC passes through the center.What is the length of the arc segment AC?
*May 20, 2010 by Amanda*

**geometry**

A circle has a radius of 3 feet and a central angle DEF that measures 60. What is the length of the intercepted arc DF? Use 3.14 for pi and round your answer to the nearest tenth.
*July 2, 2010 by ashley!(:*

**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
*April 24, 2011 by Scott*

**trig**

find, to the nearest tenth of a meter, the length of the arc intercepted by a central angle of 160 degrees if a radius of the circle in 8 meters long
*April 24, 2011 by Scott*

**Calculus**

Using the trapezoid rule with n = 8 to approximate the arc length of the graph of y = 2x^3 - 2x + 1 from A(0,1) to B(2,13) you get (to three decimal places): A.) 6.900 B.) 13.896 C.) 14.093 D.) 13.688 E.) 13.697
*March 12, 2012 by Mishaka*

**algebra**

In a circle with radius of 7 cm, an arc of teh circle has length 22 cm. The central angle theta is ??
*December 3, 2011 by Sejul*

**Calculus 2**

find the arc length of the graph of the function over the indicated interval. x^5/10+1/(6x^3) on the interval (3,6)
*July 14, 2014 by Kee*

**geometry**

If a circle has an area of 100 pi square units and a chord of 6 units what is the length of the intercepted arc?
*May 4, 2012 by Anonymous*

**Calculus**

Find the length of the arc formed by x^2=9y^3 from point A to point B, where A=(0,0) and B=(81,9) Please help, I have no clue as to where to go with this problem! Thanks!
*March 2, 2013 by Anonymous*

**trig**

If an angle is pie radians, what is the arc length in radians?
*April 16, 2008 by Abigail*

**calculus**

Find the arc length of the graph of y = x from x = 0 to x = 3 using calculus.
*September 11, 2010 by Denise*

**trig**

in a circle of radius 26, find the length of the arc spanned by a central angle of pi/4 radians. round your answer to 2 decimal places. use 3.1416 as an approx for pi.
*October 5, 2011 by tiana*

**Math help me quicckly**

An arc of length 30 meters is formed by a central angle A on a circle of radius 15. The measure of A in degrees (to two decimal places) is (Points : 5) 0.50 28.65 114.59 0.01
*January 14, 2014 by Sarah*

**geometry**

The diameter of clock's face is 6 inches. Find the length of the minor arc formed by the hands of the clock at 4:00.
*March 20, 2012 by carey*

**maths-urgently**

An arc of a circle is of length 5p cm and the sector is bounds has an area of 20p cm^2 find the radius of the circle.
*January 20, 2013 by Anonymous*

**calculus**

find Arc Length of (9-x^(2/3))^(3/2) I square the second derivative and have it under the square root but then get stuck at (-9x^-1)+x^(-1/3)+1 Help?
*October 28, 2013 by ConfusedEngineer*

**physics**

A pilot with a mass of 50 kg comes out of a vertical dive in a circular arc such that at the bottom of the arc her upward acceleration is 3.5g. (a) How does the magnitude of the force exerted by the airplane seat on the pilot at the bottom of the arc compare to her weight? (b...
*February 19, 2010 by mike*

**Physics**

A pilot with a mass of 50 kg comes out of a vertical dive in a circular arc such that at the bottom of the arc her upward acceleration is 3.5g. (a) How does the magnitude of the force exerted by the airplane seat on the pilot at the bottom of the arc compare to her weight? (b...
*September 29, 2010 by Jenny*

**Algebra ii**

A 1.25 m long pendulum swings 5.75 degrees on each side of the vertical. Find the length of arc traveled by the end of the pendulum.
*November 3, 2011 by Arielle*

**geometry**

Γ is a circle with radius 10 and center O. A and B are points on Γ such that the arc length AB=13. What is the area of sector AOB?
*May 7, 2013 by girija prasad lenka*

**geometry 2**

circle K has an area of 64 pi units ^2. Find the exact length of the arc intercepted by a 210 degree central angle in circle K.
*April 10, 2012 by Kate Jenson*

**geometry 3**

Given: Circle O with radius of length 4 units. measurement of arc PQ=141 degrees. Find the cordinates of point P. Circle O(0,0)
*April 10, 2012 by Kate Jenson*

**Geometry**

Given that circle Q has a radius of 42, and radii line QR and line QS form an angle of 180, find the exact length of arc RS.
*April 15, 2012 by Joe*

**Geometry**

Arc DE has a length of (pie), and the straight line distance between points D and E is equal to the radius of the circle. What is the area of the circle?
*September 17, 2013 by Anonymous*

**physics**

A skateboard track has the form of a circular arc with a 3.20 m radius, extending to an angle of 90.0 relative to the vertical on either side of the lowest point, as shown in Figure 8-24. A 67.0 kg skateboarder starts from rest at the top of the circular arc
*February 22, 2011 by king*

**Geometry**

The question is to find the measure of arc PQ in Circle A. The point A is the center of the circle, and the chords PR and SQ intersect at the center. Arc PQ is (3y-10), while arc SR is (2y+20). I know there's a theorem that states that when two chords intersect in the interior...
*April 1, 2008 by Nikki*

**Calculus (Definite Integrals - Arclength)**

Using the trapezoid rule with n = 8 to approximate the arc length of the graph of y = 2x^3 - 2x + 1 from A(0,1) to B(2,13) you get (to three decimal places): A.) 6.900 B.) 13.896 C.) 14.093 D.) 13.688 E.) 13.697
*March 12, 2012 by Mishaka*

**physics**

A car initially traveling eastward turns north by traveling in a circular path at uniform speed as in the figure. The length of the arc ABC is 214 m, and the car completes the turn in 40.0 s (Figure shows coordinate plane with point A on -y axis point C on +x axis and point B ...
*March 6, 2012 by Emily*

**TRIG HELP ASAP**

I really need help on this problem. A sector has area of 15 in^2 and central angle of 0.2 radians. Find the radius of the circle and arc length of the sector
*February 6, 2012 by missy*

**physics**

A girl sitting on a merry-go-round 1.50 m from the center moves counterclockwise. If the girl's angular displacement is 1.67 rad, what is the arc length through which she moved?
*February 21, 2012 by Anonymous*

**Plane Trigonometry**

A segment of height 3 meters from the center of chord to center of arc has an arc of 1/3 radians. Find the area of the segment.
*January 17, 2013 by Sunshine*

**geometry**

The figure shows a partially completed set of steps to construct figure PQRS. The next step is to construct side RS of the figure so that side RS is congruent to side PQ and angle PQR is congruent to angle SRN. The chart shows the steps each of the four students took to draw ...
*January 29, 2013 by ricco latsonas*

**Math**

How do I figure out this question? Is there a formula I need? For which of the following sets of line segments is it possible to consturct a triangle? 1. Sides of length 17cm, 18 cm,and19 cm 2. Sides of length 11m, 18m, and 6 m 3. Sides of length 46ft, 25ft,and70ft No side can...
*May 15, 2007 by Priscilla*

**geometry**

In circle P, arc EN=66, angle GPM=89, and GN is the diameter. Find the measure of angle EGN. The answer is 33 but I'm not sure how you get it. There is a theorm that says the inscribed angle of a circle arc is 1/2 the arc (or one half the central angle). http://en.wikipedia....
*March 16, 2007 by Emily*

**calculus**

Find the arc length of the graph of the function over the indicated interval. (Round your answer to three decimal places.) y = ln (sin(x)) ,[π/4,3π/4]
*January 24, 2012 by sammyg*

**Math **

A circular piece of wire has a radius of 12 cm. This is cut then bent to form an arc of a circle whose radius is 60 cm. Find the angle subtended at the centre by this arc. Give your answer to the nearest degree. Please show working out Thank you so much!
*December 9, 2011 by Candice*

**geometry**

if arc BC is 42 degrees and angle 5 is 32 degrees what is the measure of arc DE?
*November 30, 2010 by jasmine*

**geometry**

If the measure of the arc LN=80 and the measure of arc OP=50, then m∠M=___.
*July 16, 2012 by dfd*

**algebra**

You live under a bridge that goes over a river. the underneath side of the bridge is an arc that can be modeled with the function y=-0.000407x^2+0.658x.Where x and y are in feet. How high is the bridge? How long is the section of bridge above the arc?
*September 5, 2014 by jay*

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