Tuesday

April 21, 2015

April 21, 2015

Number of results: 93,659

**Geometry **

in circle p below the lengths of the parallel chords are 20,16, and 12. Find measure of arc AB..... the chord with a length of 20 is the diameter. the chords with lengths 16 and 12 are below the diameter torwards the bottom of the circle. arc AB is the arc made up of the ...
*May 25, 2012 by John*

**math**

in circle p below the lengths of the parallel chords are 20,16, and 12. Find measure of arc AB..... the chord with a length of 20 is the diameter. the chords with lengths 16 and 12 are below the diameter torwards the bottom of the circle. arc AB is the arc made up of the ...
*May 25, 2012 by Bo*

**geometry**

Two chords intersect a circle. The shorter chord is divided into segments of lengths of 9 inches and 12 inches. The longer chord has a length of 24 inches. Find the length of the shorter portion of the longer chord .
*November 24, 2010 by Sara *

**Math**

Two chords intersect inside a circle. The lengths of the segment of one chord are 4 and 6. The length of the segment of the other chords are 3 and what?
*September 23, 2011 by Rhonda*

**gometry**

in a circle of radius 17cm, two parallel chords are drawn on opposite sides of a diameter. the distance between the chords is 23cm. if the length of one chords is 16cm, find the length of the other.
*June 17, 2014 by Anonymous*

**math**

The equation of a circle with centre O(0,0) is x^2+y^2=40. The points A(-2,6) and B(-6,-2) are endpoints of chord AB. DE right bisects chord AB at F. a)Verify that the centre of the circle lies on the right bisector of chord AB. b)Find the distance from the centre of the ...
*October 9, 2008 by Cynthia*

**Circle geometry**

A chord is 6.0 cm from the centre of a circle of radius 10 cm. How long is the chord to the nearest tent of a centimeter???
*April 11, 2010 by Anonymous*

**circle**

two parallel chords of length 30 cm and 16 cm are draw on the opposite sides of center of a circle of radius 17 cm find the distance between the chord
*November 1, 2012 by surbhi kumari*

**circle**

two parallel chords of length 30 cm and 16 cm are draw on the opposite sides of center of a circle of radius 17 cm find the distance between the chord answer
*November 1, 2012 by surbhi kumari*

**maths**

the radius of a circle is 8cm and the length of one of its chords is 12cm. find the distance of the chord from the centre
*February 23, 2012 by sushma *

**Maths**

The radius of a circle is 8cm, and the length of one of its chords is 12cm. Find the distance of the chord from the centre.
*January 14, 2013 by Priyanka *

**math**

Chord BC is drawn in a circle with a radius of 3cm. Chord BS is 4cm long. Find the perpendicular distance from A to chord BC
*January 20, 2013 by Becky*

**math**

A wire 360 cm long is cut into two pieces. One piece is formed into a square and the other into a circle. If the two figures have the same area, what are the lengths of the two pieces of wire (to the nearest tenth of an centimeter)? Take the length of the circle to be x cm.
*December 26, 2014 by nkululeko*

**Geometry **

In the diagram below, the length of the legs AC and BC of right triangle ABC are 6 cm and 8 cm, respectively. Altitude CD is drawn to the hypotenuse of △ABC. What is the length of AD to the nearest tenth of a centimeter?
*June 18, 2012 by Alma*

**science**

if the length of the sting is axactly 9.84cm what is the nearest centimeter and to the nearest tenth of a centimeter
*September 19, 2012 by tammy*

**8th grade - science**

i have the same problem as before,only 3 more questions about it. please help!! how precise is the ruler originally used to measure the string? explain. what is the length of the string to the nearest centimeter? what is the length of the string to the nearest tenth of a ...
*October 2, 2009 by Michaela*

**important maths ques**

AB and CD are two parallel chords of a circle such that length of AB and CD are 10 cm and 24cm respectively.if the chords are opposite sides of the centre and the distance between them is 17 cm ,find the radius of the circle.
*March 11, 2015 by Anonymous*

**Maths**

AB is a chord with centre O and radius 4 cm. AB is of length 4 cm and divides the circle into two segments. Find d area of minor segment. A chord PQ of length 12cm suntends an angle of 120 degree at the centre of a circle. Find the area of minor segment cut off by the chord PQ
*December 26, 2012 by Shruti katiyar*

**Geometry**

Two points are chosen uniformly at random on the unit circle and joined to make a chord C1. This process is repeated 17 more times to get chords C2,C3,,C18. What is the expected number of pairs of chords that intersect?
*May 5, 2013 by Sambaran G.*

**Math**

Two points are chosen uniformly at random on the unit circle and joined to make a chord C1. This process is repeated 17 more times to get chords C2,C3,,C18. What is the expected number of pairs of chords that intersect?
*May 5, 2013 by Mathslover Please help*

**Math Help**

Two points are chosen uniformly at random on the unit circle and joined to make a chord C1. This process is repeated 17 more times to get chords C2,C3,,C18. What is the expected number of pairs of chords that intersect?
*May 8, 2013 by Mathslover Please help*

**Circle Geometry - chords in a circle**

Let PQ, RS , and TU be parallel chords of a circle. The distance between chords PQ and RS is 4, and the distance between chords RS and TU is also 4. If PQ = 78 TU=50 , then find RS. how to do this? Draw some lines?
*March 21, 2013 by Knights*

**maths**

A chord is 2cm from the centre of a circle. if the ratius of the circle is 5cm, find the length of the chord
*July 13, 2014 by obaji*

**math**

n points are arranged on a cirlce and all the chords drawn. Let I(n) be the number of intersection points inside the circle if no 3 chords are concurrent. Find a formula for I(n).
*February 2, 2013 by Brenda*

**math**

n points are arranged on a cirlce and all the chords drawn. Let I(n) be the number of intersection points inside the circle if no 3 chords are concurrent. Find a formula for I(n).
*February 2, 2013 by Brenda*

**Pre-Algebra**

2 more problems that I'm stuck on, please help- 1.A square floor has an area of 32 m^2. Find the length of a side to the nearest tenth of a meter. 2.The height of a parallelogram is half the length of its base. the parallelogram has an area of 67 cm^2. Find the height to the ...
*June 5, 2009 by mysterychicken*

**algebra**

Two points are chosen uniformly at random on the unit circle and joined to make a chord C1. This process is repeated 3 more times to get chords C2,C3,C4. The probability that no pair of chords intersect can be expressed as a/b where a and b are coprime positive integers. What ...
*March 27, 2013 by Anonymous*

**Geometry Inscribed**

line BC is tangent to circle A at B and to circle D at C (not drawn to scale) AB=11, BC=23,and DC=2. find AD to the nearest tenth. Image: i.imgur(dot)com/f4ThxTu.jpg
*March 9, 2013 by Rose*

**geometry**

given: chord AB is parallel to chord CD prove if two chords of a circle are parallel, the two arcs between the chords are congruent. Prove: arc AC is congruent to arc BD
*February 7, 2011 by maya*

**geometry**

Two parallel chords lie on opposite sides of the centre of a circle of radius 13cm.their lengths are 10cm and 24cm.what is the distance between the chords?
*November 14, 2010 by Justice*

**geometry**

Two parallel chords lie on opposite sides of the centre of a circle of radius 13cm.their lengths are 10cm and 24cm.what is the distance between the chords?
*November 14, 2010 by Justice*

**math**

two parallel chords lie on opposite sides of the centre of a circle of radius 13cm.their lengths are 10cm and 24cm. what is the distance between the chords
*October 26, 2013 by maryam*

**Math**

There are two chords AB and AC in a circle.[AB]=10cm, [CD]=8cm and the radius of the circle is 12cm.what is the distance of each chord from the centre of the ccircle?
*October 24, 2014 by Anonymous*

**maths**

eight points lie on the circumference of a circle. one of them is labelled P. chords join some or all of the pairs of these points so that the seven points other than P lie on different numbers of chords. what is the minimum number of chords on which P lies? If chords join "...
*July 22, 2007 by Jarin*

**trig**

The lengths of 2 adjacent sides of a parallelogram are 42 cm and 36cm. an angle of the parallelogram is 4o degrees. Find the measure of the longest diagonal to the nearest tenth of a centimeter.
*April 26, 2011 by ashley --*

**Geometry**

Two points are chosen uniformly at random on the unit circle and joined to make a chord C_1. This process is repeated 3 more times to get chords C_2, C_3, C_4. The probability that no pair of chords intersect can be expressed as \frac{a}{b} where a and b are coprime positive ...
*March 26, 2013 by jason*

**Geometry**

Two points are chosen uniformly at random on the unit circle and joined to make a chord C_1. This process is repeated 3 more times to get chords C_2, C_3, C_4. The probability that no pair of chords intersect can be expressed as \frac{a}{b} where a and b are coprime positive ...
*March 26, 2013 by jason*

**Geometry**

the perimeter of an equilateral triangle is 32 centimeters. find the length of an altitude of the triangleto the nearest tenth of a centimeter.
*February 15, 2011 by Franka*

**geometry**

Find, to the nearest tenth of a centimeter, the length of a diagonal of a square if the measure of one side is 8.0 centimeters.
*March 1, 2011 by Timothy*

**Geometry**

Find, to the nearest tenth of a centimeter, the length of a diagonal of a square if the measure of one side is 8.0 centimeters.
*November 6, 2013 by Angel*

**maths**

A chord subtends an angle of 68 degree at the centre of a circle of radius 200 mm.Find the length of the chord.
*March 3, 2013 by Shane*

**can xome1 help me plzz im stuck**

HELP PLZZ...A circle has radius 2 cm,(in that circle there is a traingle ABO) O is the centre of the circle. the chord AB has length 3 cm. . BO is 2cm AO is 2cm (i) Show that AOB is 1.696 radians (to three decimal places). (ii) Hence ﬁnd the area of the (smaller) ...
*September 16, 2007 by hii*

**math**

a chessboard has diagonals of lengths 40m. what is the length of each side of the board, to the nearest length of a centimeter? Explain t on reasoning.
*March 15, 2008 by mota*

**Math**

Determine the number of triangles that could be drawn with the given measure. Then, find the measures of the other angles and the other side in each possible triangle. Round side lengths to the nearest tenth of a unit and angle measure to the nearest tenth of a degree, where ...
*June 9, 2014 by Han*

**Geometry**

A circle with center O has a radius of 17. Chord AB in the same circle has length 30. How far the chord from O?
*August 5, 2014 by Sheenybeany*

**Circle question**

In a circle with radius 20cm, a chord is drawn with length 12 cm. Find the area of the two regions created. Find the perimeter of the two regions created.
*July 31, 2012 by Jennfier*

**Math **

Determine the number of triangles that could be drawn with the given measure. Then, find the measures of the other angles and the other side in each possible triangle. Round side lengths to the nearest tenth of a unit and angle measure to the nearest tenth of a degree, where ...
*June 10, 2014 by Han*

**Geometry**

HELP! Two Chords AB and CD, are equidistant from the center of a circle. AB=3x+7 and CD=27-x. Solve for x and find the lengths of AB and CD
*June 10, 2011 by Alex*

**Copperbelt international college **

A chord PQ of length 5.6cm divides a circle of radius 3.5cm into two segments.calculate the difference in areas between major and minor segment in the circle of chord PQ.
*February 15, 2013 by !@#$%^&aak*

**math**

1. Find the area of a circle whose diameter is 5.1 centimeters (cm). Use 3.14 for nand round your answer to the nearest tenth of a square centimeter. 2.A triangle has base 13 feet (ft) and an altitude of 6 ft. Find its area
*October 12, 2007 by chester*

**Geometry**

How would you solve these? The radius of a circle is 34 meters long, and a chord of the circle is 60 meters long. How far is the chord from the center of the circle? The diameter of a circle is 60 inches and a chord of the circle is 48 inches long. How far is the chord from ...
*March 24, 2010 by Jillian*

**ALGEBRA II**

In circle O, chords AB and CD are congruent. AB measures 2x + y, while CD has a length of 16.5. Two smaller chords, GH and KL, are also congruent. GH measures x + 2y, while KL has a length of 13.5. Find the values of x and y.
*March 9, 2011 by ELIZA *

**Geometry**

Two parallel chords lies on opposite sides of the centre of a circle of radius 13cm. Their length are 10cm and 24cm what is the distance between the chords
*March 5, 2014 by Temi*

**Math**

In a circle , the radius is 68 units and a chord of the circle is 120 units. Part A)How far is the chord from the center? Part B)Find the measure of the arc created by the chord.
*January 25, 2009 by Dixie*

**Math**

In a circle , the radius is 68 units and a chord of the circle is 120 units. Part A)How far is the chord from the center? Part B)Find the measure of the arc created by the chord.
*January 25, 2009 by Dixie*

**math**

Find the diameter of the circle(not drawn to scale). BC=13,and DC=19. Round your answer to the nearest tenth. Onc again, without the figure in question, or an accurate description of it, we cannot help you.
*November 26, 2006 by Susie*

**Circle geometry**

Please help Explain how I figure this out. A circle has diameter 70cm. A chord in the circle is 50cm long. How far is the chord from the center of the circle? I have been stuck on this for days. I appreciate any help. Thank you!!
*April 10, 2014 by Cherie*

**Math**

Can you help please on the following question: "The sum of the lengths of the legs of a right triangle is 8 feet. If the length of the hypotenuse is 6 feet, find the length of the shorter leg to the nearest tenth of a foot." Thank you, Cassandra
*April 18, 2015 by Cassandra*

**math**

. Find the volume of the sphere with a radius of 9. Use = 3.14 and round your answer to the nearest tenth. 4. Find the volume of an ellipsoid with a semi-major axis of length 10 and the first semi-minor axis has length of 6 while the second semi-minor axis has length of 4. ...
*April 18, 2011 by BreAnna*

**solid mensuration**

Two perpendicular chords divide a circle with a radius of 13 cm into 4 parts. If the perpendicular distances of both chords are 5 cm each from the center of the circle, find the area of the smallest part. Please include solution. Thanks.
*December 1, 2012 by Cathy*

**GEOMETRY INSCRIBED ANGLES MULTIPLE CHOICE QUESTION**

segment BC is tangent to circle A at B and to circle D at C. (Not drawn to scale) AB=10 BC=25 and DC=3. Find AD to the nearest tenth. Hint: Draw an auxiliary line from D to segment BA. {There are two circles, the larger one has point A in the center and a dotted line going up ...
*May 15, 2012 by aYaMe ;)*

**geometry**

Given Circle D, if AC = 16 units, then what is the length of CB? A circle is drawn with center D. Two radii are drawn, AD and DC. Segment AC is drawn with a perpendicular, DB.
*August 31, 2010 by Rob*

**geometry**

In a circle with centre P,a chord AB is parallel to a tangent & inersects the radius drawn from a point of contact at the midpoint of the radius .If AB=12,FIND THE RADIUS OF THE CIRCLE.
*July 14, 2011 by Mahek*

**Math. **

1. Find the area of the given circle. Round to the nearest tenth. *theres a picture of a circle and the radius is 3.5* A. 22.0 cm *squared* B.38.5 cm *squared* C. 11.0 cm *squared* D. 42.8 cm *squared* 2.Find the circumference of the given circle. Round to the nearest tenth. *...
*January 28, 2015 by Anonymous *

**science**

the length of the string is 9.984cm.What is the length of the string to the nearest tenth of a centimeter
*September 22, 2010 by raul*

**math**

a square has an area of 169 square centimeters. find the area of the largest circle that could be drawn inside the square. round your answer to the nearest square centimeter.
*April 10, 2013 by ash*

**Algebra**

A small painting has an area of 400 cm^2. The length is 4 more than 2 times the width. Find the dimensions of the painting. Solve by completing the square. Round answers to the nearest tenth of a centimeter.
*April 9, 2013 by Anonymous*

**algebra**

A small painting has an area of 400 c m 2 . The length is 4 more than 2 times the width. Find the dimensions of the painting. Solve by completing the square. Round answers to the nearest tenth of a centimeter.
*May 20, 2014 by Bobby*

**maths -circle**

A chord of length 10 cm divides a circle of radius 5root2 cm in two segments. find the area of minor segment.
*March 4, 2013 by anchal*

**Geometry**

In circle O, chord AB is 9 inches from the center. The diameter of the circle exceeds the length of AB by 2 inches. Find the length of AB
*April 2, 2014 by Jonathon*

**geometry**

two concentric circles with center E, AB = 40 CD = 24, CD is perpendicular to AE, and AB is tangent at C. FInd AF AB is chord in big circle. CD is chord in little circle and C is center of AB.
*April 13, 2014 by mary*

**ALGEBRA**

A right triangles hypotenuse is 20 cm long. What is the length of the side opposite a 60 angle? Give your answer to the nearest tenth of a centimeter. 40 18.5 20 17.3 Please show how.
*May 10, 2014 by Sandra*

**Math**

Determine how many triangles can be drawn. Calculate, then label, all side lengths to the nearest tenth and all interior angles to the nearest degree. a= 2.1 cm, c= 6.1 cm, <A=20 degrees. Isn't height c sin A and therefore h=2.1 cm and therefore only 1 90 degree triangle is...
*March 29, 2015 by Jeremy*

**math**

PQ is a chord of length 8 cm of a circle of radius 5 cm . The tangents at P and Q intersects at T. Find the length of TP.
*February 24, 2013 by Anonymous*

**Geometry**

A circle R has a radius of length 5 sqrt 3 and has a chord XY that is 5 units from R. Find the length of XY.$
*August 5, 2014 by Sheenybeany*

**math help**

1.Find the volume of a cube whose sides each measure 3.9. Round answer to the nearest tenth 2.Find the volume of an ellipsoid with a semi-major axis of length 9 and the first semi-minor axis has length of 5 while the second semi-minor axis has length of 4.5. Use = 3.14 and ...
*May 13, 2011 by BreAnna*

**MATHS**

Find the lengths of the missing sides in the triangle. Write your answers as integers or as decimals rounded to the nearest tenth. The diagram is not drawn to scale. triangle has sides 7, Y and X and 45 degree angle can someone show me how to do this? im supposed to use trig ...
*February 13, 2013 by Corie*

**math**

I'm asked to find the circumference of a circle to the nearest tenth and the area of the same circle to the nearest hundredth. The circle has a diameter of 30 and a radius of 15. I got a circumference of 94.2 and an area of 188.48cm2 with these formulas: C=2piR and A=piR2. Is ...
*December 16, 2009 by jon*

**geometry**

An angle bisector of a triangle divides the opposite side of the triangle into segments 6 cm and 5 cm long. A second side of the triangle is 6.9 cm long. Find the longest and shortest possible lengths of the third side of the triangle. Round answers to the nearest tenth of a ...
*February 1, 2012 by Lexi*

**Math**

Two lengths are drawn from a Point P to a circle centre (o). The radius of the circle is 8.2cm and P is 12.4cm from o. Find the angle between the tangents. Please help, I really don't understand it.
*April 2, 2008 by Anonymous*

**trig**

A kite is in the shape of a quadrilateral with two pair of congruent adjacent sides. The lengths of two sides are 20.0 inches and the lengths of the other two sides are 35.0 inches. The two shorter sides meet at an angke of 115 degrees. A. Find the length of the diagonal ...
*April 21, 2013 by Anonymous*

**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**

Two tangents XY and XZ are drawn from a point X to a circle with center W.If the length of XZ is 156 and the length YZ is 120,find the radius of the circle.
*September 6, 2014 by Nitumoni*

**GEOMETRY CIRCLES **

1. Ab is a chord of a circle with center o and radius 52 cm . point m divides the chord ab such that am = 63 cm and mb=33 cm find om 2. A circle is inscribed in a triangle whose sides are 10, 10 and 12 units . a second smaller circle is inscribed tangent to the first circle ...
*December 10, 2013 by Talon*

**Geometry about the circles **

1. Ab is a chord of a circle with center o and radius 52 cm . point m divides the chord ab such that am = 63 cm and mb=33 cm find om 2. A circle is inscribed in a triangle whose sides are 10, 10 and 12 units . a second smaller circle is inscribed tangent to the first circle ...
*December 9, 2013 by Talon*

**Geometry about the circles **

1. Ab is a chord of a circle with center o and radius 52 cm . point m divides the chord ab such that am = 63 cm and mb=33 cm find om 2. A circle is inscribed in a triangle whose sides are 10, 10 and 12 units . a second smaller circle is inscribed tangent to the first circle ...
*December 10, 2013 by Talon*

**GEOMETRY CIRCLE **

1.An isosceles triangle with each leg measuring 13 cm is inscribed in a circle . if the altitude to the base is 12 cm find the radius of the circle 2. Circles a and b are tangent at point c. p is on circle a and q is on circle b such that pq is tangent to both circles. Given ...
*December 8, 2013 by BARBIE LEE *

**Music**

The 12 Bar Blues is a chord sequence based on chords I, IV, and V. Complete this chord pattern below: I I ? ? IV ? I I V ? ? ? Here is the form in Blues... T T T T S S T T D S T T Where the T, S, and D refer to Tonic, Subdominate, and Dominate. Thank you so much!!!!! You are ...
*September 17, 2006 by Ayesha*

**Math**

Find the area for the circle (use 3.14 for pi). Show your work. Round to the nearest tenth. the radius is 23 yd 22. Find the circumference of the circle (use 3.14 for pi). Show your work. Round to the nearest tenth. the raduis is 23 yd
*January 31, 2013 by Jman*

**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*

**math-geometry**

The sum of the radii of two concentric circles is 40. A chord with length 36 of the larger circle is trisected by the smaller circle. The area of the smaller circle is k*pi. Find the value of k. Express your answer as an exact decimal. Please show work. Thank you very much.
*January 17, 2008 by paragon*

**geometry**

suppose the diameter of a circle is 20in. long and a chord is 16in. long. What is the distance from the center of the circle to the chord Draw a radius from the center to the end of the chord. THe draw a radius from the center perpendicular to the chord. You have a right ...
*July 8, 2007 by aj*

**Math**

The diameter of a circle is 130 cm, and a chord of the circle is 66 cm long. What is the distance between the chord and the center of the cirlce?
*April 15, 2012 by Courtney*

**GEOMETRY CIRCLES PLEASE**

1.An isosceles triangle with each leg measuring 13 cm is inscribed in a circle . if the altitude to the base is 12 cm find the radius of the circle 2. Circles a and b are tangent at point c. p is on circle a and q is on circle b such that pq is tangent to both circles. Given ...
*December 7, 2013 by BARBIE LEE *

**Geometry**

Two parallel chords of lenght 24cm and 10cm which lie on opposite side of a circle are 17cm apart. Calculate the radius of the circle to the nearest whole number.
*October 28, 2011 by Omol*

**Maths**

Two parallel chords of lenght 24cm and 10cm which lie on opposite sides of the circle are 17cm apart.calculate the radius of the circle to the nearest whole number.
*April 7, 2014 by Peterson*

**math**

Find the area for the circle (use 3.14 for pi). Show your work. Round to the nearest tenth. the radius is 23 yd 22. Find the circumference of the circle (use 3.14 for pi). Show your work. Round to the nearest tenth.
*February 10, 2014 by melissa*

**Geometry**

The marching band has ordered a banner with its logo. The logo is a circle with a 45 degree central angle. If the diameter of the circle is 3 feet, what is the length of the major arc to the nearest tenth?
*May 16, 2012 by Sholanda*