Sunday

February 1, 2015

February 1, 2015

Number of results: 83,398

**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*

**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*

**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*

**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*

**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**

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**

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*

**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*

**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*

**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*

**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 ;)*

**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 *

**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*

**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*

**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*

**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**

In my book there's a picture of an equalderal triangle. This is given information. Inside the triangle all three altitudes have been drawn to find the center point of gravity. The incircle is drawn. The circumcircle is drawn. Given that the radius of the incricle is 1, what is...
*May 15, 2008 by Geometry*

**Math**

Find the circumference of the circle. Round to the nearest tenth. The middle of the circle is 44mm
*April 9, 2013 by Gio*

**math 8th**

Find the circumference of the given circle. Round to the nearest tenth. circle (1 point) 22.0 cm 38.5 cm 11.0 cm 42.8 cm
*April 18, 2014 by james*

**Math**

Find the circumfrence of the given circle. Round to the nearest tenth. The radius of the circle is 3.5 cm. A. 22.0 CM B. 28.5 CM C. 11.0 CM D. 42.8 CM Is the answer A? Thank you
*January 23, 2015 by Callie*

**geometry **

in circle O, perpendicular chords AB and CD intersect at E so that AE=2, eb=12 and CE=4. find the radius of a circle O and the shortest distance from e to the circle
*December 15, 2013 by ajhane*

**Geometry**

1. Find the diameter of a circle with a circumference of 50 mm. Round your answer to the nearest tenth. a) 16.0 mm b) 26.4 mm c) 8.4 mm d) 33.5 mm 2. Find the area of the circle with the given radius or diameter. Round your answer to the nearest tenth. Diameter = 42.0 mm a) ...
*February 26, 2013 by Sandy*

**Geometry **

Find, the nearest tenth, the area of the region that is inside the square and outside the circle. The diameter of the circle is 14in.
*August 30, 2012 by Shaka *

**Math**

Find the area of the given circle.Round to the nearest tenth. The diameter of the circle is 12 feet. A.11.0 ft^2 B.38.5 ft^2 C. 42.8 ft^2 D. 113.20 ft^2 Is the answer D? Thank you
*January 23, 2015 by Callie*

**geometry**

there exists a circle with chords. the chords are congruent. their corresponding arc measurements are 80 degrees and 2x+10 solve for x
*May 21, 2014 by Tim*

**math**

A quadrilateral has vertices P(3,5),Q(-4,3),R(-3,-2),and S(5,-4). Find the lengths of the diagonals,to the nearest tenth?
*November 13, 2007 by butterfly*

**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*

**Geometry**

Find the area of a segment of a circle, in which the radius of the circle it is in, is 6cm, and the central angle measures 120 degrees. Round your answer to the nearest tenth.
*May 20, 2012 by Anonymous*

**math**

Five points lie in the same plane with no three points on the same line. A circle can be drawn through any three of the five points. What is the total number of different circle that can be drawn such that each circle passes through three of the five points?
*July 25, 2014 by jennifer*

**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*

**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*

**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**

Find the circumference for the circle ( use 3.14 for pi ). Round to the nearest tenth. the circumference for the circle is 23 yd.
*March 6, 2014 by Mindy *

**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*

**math**

find the area of the circle to the nearest tenth...3.7m is the radius.
*March 3, 2010 by may*

**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*

**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*

**algebra**

Suppose you have a can of paint that will cover 400 ft squared. A. find the radius of the largest circle you can paint. Round to the nearest tenth of a foot.( hint use the formula A=3.14 times radius squared B. Suppose you have two cans of paint, which will cover a total of ...
*April 12, 2012 by Monique*

**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*

**Geometry**

Find the value of x. Round to the nearest tenth. The diagram is not drawn to scale. top 11 bottom x angle between 11 and x is 22 percent.
*February 15, 2013 by Ashley*

**Geomatric series**

A fractal is created: A circle is drawn with radius 8 cm. Another circle is drawn with half the radius of the previous circle. The new circle is tangent to the previous circle. Suppose this pattern continues through five steps. What is the sum of the areas of the circles? ...
*November 25, 2012 by HanuMath25/11*

**math**

find the diameter of a circle if the circumference is 8cm round to the nearest tenth
*January 21, 2010 by casey*

**MATH**

Find the diameter of a circle with a circumference of 50 mm. Round your answer to the nearest tenth.
*February 9, 2013 by Anonymous*

**Precalculus **

A line segment has endpoints A=(1,3) and B=(13,19). a) Find the equation of the circle for which the segment AB is a diameter. Ans: (x - 7)^2 + (y - 11)^2 = 100 b) Accurate to the nearest tenth, the circumference of this circle is _______ ? I was able to find a)the equation ...
*March 9, 2010 by jh*

**Math**

write a formula that gives you the number of regions formed when x points are placed on a circle and all possible chords are drawn. ex. 2pts has 2 regions, 3pts has 4 regions, 5pts has 17 regions
*January 6, 2011 by carl*

**Math**

write a formula that gives you the number of regions formed when x points are placed on a circle and all possible chords are drawn. ex. 2pts has 2 regions, 3pts has 4 regions, 5pts has 17 regions
*January 7, 2011 by bob*

**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*

**math**

Find the area of each circle and round to the nearest tenth. radius= 3 and two thirds
*March 7, 2011 by Mona*

**Geometry Multiple Choice Question Please Help!**

Find the value of x. If necessary, round your answer to the nearest tenth. The figure is not drawn to scale. {THe figure is a circle with a tangent crossing through the top section of the circle. The value of the tangent is 12. There is a line perpendicular to the tangent that...
*May 17, 2012 by LeXi;)*

**Math (URGENT)**

write a formula that gives you the number of regions formed when x points are placed on a circle and all possible chords are drawn. ex. 2pts has 2 regions, 3pts has 4 regions, 5pts has 17 regions
*January 6, 2011 by carl*

**geometry**

Point A is 5 feet from the center of the circle and 12 feet from point B. is tangent to circle O at A. Find OB to the nearest tenth. Answer Choices: 13 ft 14.3 ft 26 ft 5 ft
*April 28, 2012 by DA*

**Math**

Solve the following triangle, rounding side lengths to the nearest tenth of a unit and angle measures to the nearest degree. angle a = 153 degrees, b= 5, a=10.5
*September 21, 2014 by Alex*

**Geometry**

Point A is 5 feet from the center of the circle and 11 feet from point B. Line AB is tangent to circle O at A. Find OB to the nearest tenth.
*April 15, 2012 by Joe*

**pre algebra**

find the circumference and area of a circle if its diameter is 12 feet. round to the nearest tenth.
*June 16, 2010 by lavena*

**pre algebra**

find the circumference and area of a circle if its diameter is 12 feet. round to the nearest tenth.
*June 16, 2010 by lavena*

**geometry**

A large, irrigated crop circle is 600 meters in radius. Correct to the nearest tenth of a hectare, how many hectares of land are contained in this circle.
*November 8, 2009 by kimama*

**Math-- Please check**

A package of 16 tea bags costs $2.29. Find the unit price in cents per tea bag. Round to the nearest tenth of a cent. I get 14.3 cent Will you check to make sure I am correct? How do I round it to the nearest tenth? Or is it already rounded to the nearest tenth? Please help! ...
*February 25, 2007 by Aimee*

**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 INSCRIBED ANGLES MULTIPLE CHOICE QUESTION**

Find the value of x. If necessary, round your answer to the nearest tenth. The figure is not drawn to scale. {THe figure is a circle with a tangent crossing through the top section of the circle. The value of the tangent is 12. There is a line perpendicular to the tangent that...
*May 15, 2012 by aYaMe ;)*

**geometry**

Point A is 5 feet from the center of the circle and 12 feet from point B. is tangent to circle O at A. Find OB to the nearest tenth.
*April 28, 2012 by DA*

**Pre-Calculus**

Help Please Solve the following system of equations. Round your answers to the nearest tenth. Your answer will be in the form: (M,N). Find M + N, rounded to the nearest tenth. 5x+2y=7 -2x+6y=9
*September 26, 2014 by Anonymous*

**Geometry **

Find the circumference of a circle whose diameter is 2xR=4.2 ft. Use Pi = 3.14, and round the result to the nearest tenth.
*September 10, 2009 by Jenny *

**math**

Find the distance around and the area of each figure. Round to the nearest tenth. quarter circle: 5 inches
*March 7, 2011 by Mona*

**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 --*

**math**

. Find the volume of the sphere with a radius of 9. Use ð = 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*

**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*

**Geometry**

Find the area of a circle circumscribed about a regular hexagon with an apothem of 5 inches. Round to the nearest tenth
*April 5, 2011 by Marjorie*

**math**

A circle has a circumference of 110.6 mm. Find its diameter to the nearest tenth. Choose the best answer from the options below: A 35.2 mm B 36.2 mm C 37.2 mm D 38.2 mm
*May 21, 2011 by makeeda*

**Pre-Cal**

Find the area of each circular segment to the nearest tenth, given its central angle, x, and the radius of the circle. x= pi/8, r=7
*December 28, 2011 by Jessica*

**math**

i have a question in math (( distance between two points )) A quardilateral has vertices P(3,5), Q(-4,3), R(-3,-2), and S(5,-4). find the lengths of the diagonals,to the nearest tenth . please in detales .. thank u
*November 9, 2007 by mota*

**Geometry **

The legs of a right triangle are 5cm and 12 cm long. Find the lengths, to the nearest tenth, of the segments into which the bisector of the right angle divides the hypotenuse.
*April 5, 2011 by Billy*

**Algebra**

The lengths in feet of three ropes are consecutive multiples of three. If each rope were four feet shorter, the sum of their lengths would be 42 feet. Find the lengths of the three ropes.
*September 19, 2013 by Anonymous *

**Algebra**

The lengths in feet of three ropes are consecutive multiples of three. If each rope were four feet shorter, the sum of their lengths would be 42 feet. Find the lengths of the three ropes.
*September 19, 2013 by Anonymous*

**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 **

Find the circumference of a circle whose diameter is 2xR=4.2 ft. Use Pi = 3.14, and round the result to the nearest tenth. would this be 3.14*2*4.2ft?
*September 10, 2009 by Jenny *

**Geometry**

The running track at the right is a rectangle with a half circle on each end. FI and GH are diameters. Find the area insidevthevtrack to the nearest tenth.
*September 15, 2013 by Sebastian*

**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**

A wire 320 in. 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 inch)?
*September 3, 2012 by roger*

**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*

**Algebra**

Miquel cuts a square with 5-inch sides out of a circle with a 12 in diameter. FInd the area of the remaining piece to the nearest tenth
*April 25, 2012 by Mandy*

**geometry**

A regular hexagon has side lengths 15 in. The perimeter of the hexagon is 90 in. A second hexagon has side lengths 18.75 in. Find the perimeter of the second hexagon. Round to the nearest tenth.
*February 7, 2012 by bob*

**geometry!!!! PLEASE HELP!!!!**

A,B,C,D,E,F are 6 consecutive points on the circumference of a circle such that AB=BC=CD=10,DE=EF=FA=22. If the radius of the circle is √n, what is the value of n? Details and assumptions: -The lengths given are side lengths, not arcs.
*May 7, 2013 by fudgee*

**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 is 6...
*December 12, 2012 by AJ*

**Pre-Cal**

A wire 360 inches 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 inch)?
*January 12, 2015 by Jake*

**math**

find area of cirle 3.9cm radius to nearest tenth? a=pie 3.14 x r squared 3.14 x 3.9(15.21) 3.14 x15.21 =47.75 nearest tenth =47.8cm squared is this the correct answer?
*May 23, 2010 by joshuah*

**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*

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