Monday
February 27, 2017

Homework Help: Math: Geometry

Recent Homework Questions About Geometry

Analytic Geometry
A circle with center C(4,6) has a diameter that terminates at A(-1,y) and B(x,8). Find the values of x and y.
Sunday, January 1, 2017 by MOLY

Geometry
Problem: ABCD is a kite such that AB=BC and CD=DA. P is the centroid of triangle ABC and Q is the centroid of triangle CDA. We know [ABCD]=60. Find [PCQA]. I have no idea on how to approach this problem!
Sunday, January 1, 2017 by Lali

Analytic Geometry
Let K,L,M, and N be points of a line with KL=4,MN=6,KN=20. Find the value of the ff. -2(KL-4ML-2LN) ____________ 2/3(MN+3ML)
Sunday, January 1, 2017 by MOLY

Geometry
The angle of inclination of a line passing through (4,5) and (a,-5) is 45°. Find the value of a.
Sunday, January 1, 2017 by MOLY

Geometry
A dilation scale factor 2 maps triangle RST to R'S'T'. The perimeter of triangle RST is 60. What is the perimeter of triangle R'S'T'?
Friday, December 30, 2016 by John

Geometry
What's the lateral area of a right cylinder if the radius of the base is 12 mm and the altitude of the cylinder is 5 times the base radius?
Thursday, December 29, 2016 by Bill

geometry
Why must the compass opening be greater than 1/2 of the segment when construction a perpedicular bisector
Tuesday, December 27, 2016 by Ben

Geometry
justify the last two steps of the proof. Given: ABCD is a parallelogram. Prove: triangleABC = triangleCDA 1. ABDC is a parallelogram 1. given 2. AB = DC and BC =DC 2. opposite sides of a parallelogram are congruent 3. AC = CA 3. ? 4. triangleABC = triangleCDA 4.? last two are...
Thursday, December 22, 2016 by Regina

co-ordinate geometry
S is the point (4,0) and M is the foot of the perpendicular drawn From a point to the y-axis.If P moves such that the distance PS and PM remain equal,find the locus of point P
Thursday, December 22, 2016 by Sachin jha

Geometry
I need to write a paper about M. C. Escher, what he did, and how he became inspired to do tessellations and make that the focus of his work. Whatever you give me is fine as long as it's helpful, a link would be great.
Sunday, December 18, 2016 by Zoella

Geometry
An exterior angle of an isosceles triangle has measure 150°. Find two possible sets of measures for the angles of the triangle. If the exterior angle of the bases is 150°​, then the measure of the angle of each base is _° and the measure of the vertex is _°. If the ...
Sunday, December 18, 2016 by Hannah

Geometry
Given:-AD is perpendicular to BC -Triangle ABC is isosceles with vertex angle A Prove: Triangle ADB congruent to Triangle ADC (note: it should be solved in 9 steps and I got 7 steps and it being SAS)
Saturday, December 17, 2016 by Miles

Math - Coordinate Geometry
The vertices of a quadrilateral are A(-2,3), B(5,4), C(4, -3) and D(-3, -4). Prove that ABCD is a rhombus. Find the area of ABCD. Formula to find length: d = √(x2 - x1)^2 + (y2-y1)^2 Please show working out, thanks.
Saturday, December 17, 2016 by Anonymous

geometry
The area of a circle is about 78.5 square meters. Which of these is the diameter of the circle?
Friday, December 16, 2016 by marisa

Math - Coordinate Geometry
The vertices of a quadrilateral are A(-2,3), B(5,4), C(4, -3) and D(-3, -4). Prove that ABCD is a rhombus. Find the area of ABCD. Please show working out, thanks.
Friday, December 16, 2016 by Anonymous

Math - Coordinate Geometry
Find the equation of the line which passes through the point (6, -4) and is parallel to to the line 2x-3y+3=0. Please show working out as well, thanks.
Friday, December 16, 2016 by Anonymous

Geometry
In abc, if ab =11 cm and bc =13 cm, what is the possible range of values for ac?
Friday, December 16, 2016 by Valerie

Pre geometry
The cross country bike trail follows a straight line where it crossess 350th and 360th streets. The twonstreets are parallell to each other. What is the measure of the larger angle formed at the intersection of the bike trail and 360th street. explain only angle give is 48 ...
Thursday, December 15, 2016 by marie

Geometry
A circle with center O has a radius of 4 feet. Points A and B are placed on the circle so that . Find the length of the intercepted . Use 3.14 for , and round your answer to the nearest tenth. A. 1.1 feet B. 1.2 feet C. 1.4 feet D. 2.1 feet
Thursday, December 15, 2016 by Melody

Geometry
Look at the planes ABCD and EFGH shown below: Two planes ABCD and EFGH are shown. They intersect in the middle. X is the midpoint of side EF and Y is the midpoint of side DC. The two planes intersect along which of the following lines? XY** DY AX AD
Wednesday, December 14, 2016 by Kylie ; help please

Geometry
Please help 1. If segment LN is congruent to segment NP and ∠1 ≅ ∠2, prove that ∠NLO ≅ ∠NPM: Overlapping triangles LNO and PNM. The triangles intersect at point Q on segment LO of triangle LNO and segment MP of triangle PNM. Hector wrote the following proof for his...
Wednesday, December 14, 2016 by Please help Mathmate

Geometry
Theorem: A line parallel to one side of a triangle divides the other two proportionately. In the figure below, segment DE is parallel to segment BC and segment EF is parallel to AB: The figure shows triangle ABC with segments DE and DF. Point D is on side AB, point E is on ...
Wednesday, December 14, 2016 by Please help

Geometry
A 20 meter long cable is used to support a telephone pole, holding it perpendicular to the ground. If the cable forms a 60 degree angle with the ground, how high up the pole should the cable be attached?
Monday, December 12, 2016 by Justin

Geometry
A tree stands 22 feet tall and is 382 feet from a building. The tree casts a shadow that is 40 feet long. How tall is the building? I got 211 feet, but I do not think that is correct. Can you tell me what I am doing wrong? I set it up like this h/382=22/40 Thank you!
Sunday, December 11, 2016 by Michael

Geometry Honors
A tree stands 22 feet tall and is 382 feet from a building. The tree casts a shadow that is 40 feet long. How tall is the building?
Sunday, December 11, 2016 by Michael

Geometry
Hi I was having some problem with this question, its been a while since I had been in geometry. I think you foil, but Im not sure. Solve for X. 2(x+4)(x+3)= 3(x+2)(x-1)
Sunday, December 11, 2016 by George

geometry
A rectangular prism has a length of 4.2 cm, a width of 5.8 cm, and a height of 9.6 cm. A similar prism has a length of 14.7 cm, a width of 20.3 cm, and a height of 33.6 cm. The dimensions of the smaller prism are each multiplied by what factor to produce the corresponding ...
Saturday, December 10, 2016 by hcat

Geometry
1. The lengths of two sides of a triangle are 9 and 15. What's can be said about the length of the third side? A. It must be greater than or equal to 6 and less than 24. B. It must be greater than or equal to 6 and at most 24. C. It must be greater than 6 and less than 24. D. ...
Saturday, December 10, 2016 by GummyBears18

geometry
Prove that the angle bisectors of the base of the isosceles angles of the isosceles triangle are congruent using statement and reason proof i dont really now how to prove this problem but i now what a transversal is and the angles of a trashes line. can u guys plz solve and ...
Friday, December 9, 2016 by maria

Geometry
In the figure, (AC) ̅≅(AB). Find the value of y in terms of x. If the vertex angle of an isosceles triangle is y and the exterior angle ABE is 3x+20. Answer: y= 6x-140 Pls explain it to me how they get the answer.
Friday, December 9, 2016 by Ashley

Geometry
Point A(-5,-40) is rotated 90 degrees counterclockwise about the point (-2,-3). What are the coordinate of A' after the rotation? Answer: A'(-1,-6) Please explain how they got the answer.
Thursday, December 8, 2016 by Ashley

Geometry
1.Which translation rule describes the translation that is 6 units to the right and 5 units down? A.(x, y)--> (x+6, y-5)**** B.(x, y)--> (x-6, y-5) C.(x, y)--> (x+6, y+5) D.(x, y)--> (x-6, y+5) 2.If point P(4,11) is reflected across the line y=3, what are the ...
Thursday, December 8, 2016 by GummyBears16

geometry
If the measure of Angle 2 is 45 degrees and the measure of Angle 3 is 110 degrees, the measure of Angle 5 is __ degrees.
Thursday, December 8, 2016 by Deepa

Geometry
Peter leaves his house and walks 15 meters south, then turns east and walks another 15 meters. How far is he from his house? Round your answer to the nearest tenth
Wednesday, December 7, 2016 by Reina

Geometry
If m<3 = 100, what is m<1?
Wednesday, December 7, 2016 by Freya

Geometry
1.Which translation rule describes the translation that is 6 units to the right and 5 units down? A.(x, y)--> (x+6, y-5)**** B.(x, y)--> (x-6, y-5) C.(x, y)--> (x+6, y+5) D.(x, y)--> (x-6, y+5) 2.If point P(4,11) is reflected across the line y=3, what are the ...
Wednesday, December 7, 2016 by GummyBears18

Geometry
List the sides of the triangle in order from longest to shortest. Angle D is 86 degrees Angle F is 50 degrees Angle E is 44 degrees *xy=segment* A) EF, FD, DE B) FD, DE, EF C) EF, DE, FD D) DE, FD, EF My answer: I think it would be B but I'm not sure. If I'm wrong or correct ...
Wednesday, December 7, 2016 by Unknown

geometry
the interior angle measures of a triangle are in 3:8:9 what is the measure of this triangles largest interior angle
Wednesday, December 7, 2016 by jim

Geometry
Solve for X, given BD=3x+5 and AE=4x+20 B is the midpoint of segment AC and D is the midpoint of segment CE. Solve for x, given BD=3x+5 and AE=4x+20
Wednesday, December 7, 2016 by Unknown

Chemistry
I just need some ideas of what to put for these on my homework examples for extra credit Name a molecule that has: A) Tetrahedral Geometry B) Trigonal planar geometry C) Linear Geometry D) Bent Geometry
Wednesday, December 7, 2016 by Anonymous

analytic geometry
the segment (1,1) & (3,3) is extended a distance equal to three times its own lenght. Find the terminal points. please I need help
Wednesday, December 7, 2016 by kevz

Geometry progression
Find the n th term and the sum to n terms of the series: 1+(1+2)+(1+2+2^2)+...
Wednesday, December 7, 2016 by Warnar

geometry
a rhombus is equilateral
Tuesday, December 6, 2016 by khalilur

Chemistry
I just need some ideas of what to put for these on my homework examples for extra credit Name a molecule that has: A) Tetrahedral Geometry B) Trigonal planar geometry C) Linear Geometry D) Bent Geometry
Tuesday, December 6, 2016 by Anonymous

Geometry
Quadrilateral EFGH is a rectangle. If EM equals 5X plus one and HF equals 42 find the value of X Quadrilateral ABCD is a rectangle. Find the value of "x" if m/_DAC=(4x+8)degrees and m/_ CAB=(5x-8) degrees
Tuesday, December 6, 2016 by Gang

Geometry
How do you use slopes to write the proportion to find the value of x for this problem... (4,5), (1,2), (x,0) please show your work and explain thx
Monday, December 5, 2016 by Katia

geometry
ray pb bisects < rpt so that < rpb = x+2 and < tpb = 2x-6. What is < rpt =
Monday, December 5, 2016 by regina

Math - Coordinate Geometry
Find the equation of the line which cuts the y-axis at -3 and is parallel to 4x-y+=0. Please show working out, thanks.
Monday, December 5, 2016 by Anonymous

Math geometry
Given:segment FJ congruent to segment IJ Conclusion: Reason:
Sunday, December 4, 2016 by Dorothy maayas

MATHS ( Geometry)
Abhay drives 4km to the north and then 3 km to the east . Find the distance between the starting point and the terminating point .
Saturday, December 3, 2016 by SHERICA

MATHS ( Geometry)
The ladder of length 13m was kept at a distance from a building to reach on a window on the building . At what height is the window from the ground ?
Saturday, December 3, 2016 by SHERICA

geometry
once you find the voume in cubic inches, how do you convert to cubic feet?
Wednesday, November 30, 2016 by jill

geometry
what are the step to find the volume of an aquarium in cubic feet when its height is 25 1/2 inches and its radius 21 inches?
Wednesday, November 30, 2016 by jill

Math (Geometry)
Linerar Equations Hourly rate of $8.00 an hour for a guaranteed 40 hours
Wednesday, November 30, 2016 by Frank

geometry
A segment has endpoints m(5, -2) and n(-1, -2). After a dilation with center(0,0), M'(10,-4), and N'(-2,-4). If the scale factor is 3x+2, then which of the following is the value of x? a) 0 b)1 c)2 d)3
Tuesday, November 29, 2016 by madison

Geometry
Use algebra to classify quadrilateral JKLM. Select all the apply. -Trapezoid -Kite -Square -Rhombus -Rectangle -Parallelogram Point J (2,1) Point K (8,-1) Point L (2,-6) Point M (-4,-4)
Tuesday, November 29, 2016 by Joe

geometry
Determine the Cartesian form of the equation r^2 cos theta -cos3theta
Tuesday, November 29, 2016 by charles

geometry
what is the probability of rolling a 6-sided die and getting a 4 or a number divisible by 3
Friday, November 25, 2016 by moe

Analytic Geometry
a circle which is centered at (-2,5) and has a radius of 4 units
Friday, November 25, 2016 by Krisha

geometry
A rectangle has a length that is 2 less than 3 times the width. If the perimeter is 84, find the dimensions of the rectangle.
Tuesday, November 22, 2016 by Noah

Math
I need help with proofs in geometry.
Sunday, November 20, 2016 by Nicole

GEOMETRY
in a traingle XYZ A is the mid point of XY and AB//XZ. is XZ is 8.4 cm . find the length of AB
Saturday, November 19, 2016 by igot7

math
Shopping: Tax Situation: You are purchasing four items and want to calculate the tax. The items cost $2.50, $8.75, $3.00, and $10.25. The tax rate is 6%. How much is the tax? Calculation With Distribution (Show all steps.) Calculation Without Distribution (Show all steps.) I ...
Friday, November 18, 2016 by Elizabeth

Geometry
Given that line f is parallel to line g, find the value of x. The diagram is not to scale. 3x 5x + 36 please help!!
Friday, November 18, 2016 by Regina

Geometry
One side of a prallelogram is 4.8 cm and the other side is 3/2 times the first side,find the perimeter of the parallelogram
Friday, November 18, 2016 by Geometry

Geometry
Please check my answers 1. A triangle has side lengths of 34 in, 20 in, and 47 in. Is the triangle acute, obtuse or right? a. Right b. Obtuse* c. Acute 2. Quilt squares are cut on the diagonal to form triangular quilt pieces. The hypotenuse of the resulting triangles is 26 ...
Friday, November 18, 2016 by Annoymous

Geometry
If the length of the base of a parallelogram is decreased by 30%and the height is increased by 20% what Is the percent decrease in the area of the parallelogram
Thursday, November 17, 2016 by Winni

Geometry
There showing a diagram and asking for the value of x and y. There is 4 'slots' for angles to be placed. The first angle is (19x-11) and its perfectly across from (10x+7) which probably means theyre congruent. Then theres (3y) which is across from a blank space which could be ...
Thursday, November 17, 2016 by Bebo

geometry
given: segment HI congruent to segment GJ, segment HI parallel to segment GJ prove: triangle GJH congruent to triangle IHJ
Wednesday, November 16, 2016 by Bret

Geometry
The measure of central angle YCZ is 80 degrees. What is the sum of the areas of the two shaded sectors?
Wednesday, November 16, 2016 by Marcelo

solid geometry
A cone circumscribed a sphere and has its slant height equal to the diameter of its base. Show that the volume of the cone is 9/4 the volume of the sphere.
Tuesday, November 15, 2016 by defensivepoison

geometry
Each of the twelve edges of a cube of edge 'a' is tangent to a sphere. Find the volume of that portion of the cube which lies outside the sphere.
Tuesday, November 15, 2016 by defensivepoison

Geometry
Find the orthocenter of triangle ABC. A (3,5) B (9,5) C (5,3) I think it is (9, 5).
Tuesday, November 15, 2016 by Kaashif

Geometry
Find the orthocenter of triangle ABC. A (3,5) B (9,5) C (5,3) I think it is (9, 5).
Tuesday, November 15, 2016 by Kaashif

geometry
Find the measure of each exterior angle of a regular polygon whose central angle measures 120 degrees.
Tuesday, November 15, 2016 by Mark

geometry
Find the measure of each interior angle of a regular polygon whose central angle measures 60 degrees.
Tuesday, November 15, 2016 by Mark

Geometry
Given IE is congruent to GH, EF is congruent to HF. F is the midpoint of GÌ. Prove the triangles EFI is congruent to HFG. . Can you please help me to understand how to do this problem? I don't understand how to find a proof. Thank you so much for your help.
Monday, November 14, 2016 by Marina

Math-Geometry
Definition of Scalene triangle
Monday, November 14, 2016 by Shaw

Geometry
A tank in the form of a right rectangular prism (see figure below) has dimensions 1m x 2m x 3m. If the tank is filled with water, what is the mass of the water (in kg)? Write your answer with no comma and unit. (1 cm3 = 1 gram).
Monday, November 14, 2016 by LAWRENCE

geometry
Create a wrapping paper design that includes at least four of the following constructions: a bisected angle a perpendicular line drawn from a point not on a line to a line a perpendicular line drawn through a given point on a given line a quadrilateral with at least one pair ...
Monday, November 14, 2016 by Student

Geometry
I am doing volume and surface areas of 3D figures, and am running into the problem of having to give the exact answers as well as approximate answers. The approximate answers I don't have a problem with but the exact answers are requiring me to get the solution of a problem ...
Sunday, November 13, 2016 by Dan

Geometry
In Parallelogram PARK, angle P = (7x) degree angle A = (3x - 20) degree angle K = (5y - 10) degree. What is x + y?
Saturday, November 12, 2016 by Angel

Geometry
In Parallelogram PARK, angle P = (7x) degree angle A = (3x - 20) degree angle K = (5y - 10) degree. What is x + y?
Saturday, November 12, 2016 by Anonymous

Geometry
Explain what a polygon is and how it is classified.
Friday, November 11, 2016 by Dominique

plane geometry
how many feet of wood is needed to build a rectangular frame 10 inches by 11 inches
Friday, November 11, 2016 by Anonymous

Geometry
Samantha is buying carpet for her family​ room, which is 8 yards by 13 yards. The carpeting is sold in square meters. How many square meters of carpeting will she​ need? ​ (Use 1 yd ≈ 0.9144​m.) I am pretty sure 8 and 13 need to be squared and then added together ...
Thursday, November 10, 2016 by Dan

geometry
Help!!! Line segment EF in the xy-coordinate plane has endpoints with coordinates (-4,9) and (6,4). What are two possible locations for point G so that G divides EF into two parts with lengths in a ratio of 1:4?
Tuesday, November 8, 2016 by Noah

Geometry
A segment has endpoints X (-6,2) and Y (-1,-3). Which are the coordinates of the image for a dilation with scale factor of 1.5 and center at the origin? A. X'(-7.5) Y (-2.5,-5.5) B. X'(-4.5) Y (.5,-5.5) C. X'(-3,1) Y (-.5,-1.5) D. X'(-9,3) Y (-1.5,-4.5) <<<<<
Tuesday, November 8, 2016 by Rena

Geometry
Let x equal the age, in human years, for a dog that is 2 years old or older. For each of your chosen breeds, write an expression to model its age in dog years. [Hint: Use (x-2) in each expression.] the dogs are 2yrs: 23 yrs old 3yrs: 27 yrs old 4yrs: 31 yrs old 5yrs: 35 yrs ...
Tuesday, November 8, 2016 by DON'T Skip Me pls

geometry
One more problem I need help with. Line segment EF in the xy-coordinate plane has endpoints with coordinates (-4,9) and (6,4). What are two possible locations for point G so that G divides EF into two parts with lengths in a ratio of 1:4?
Tuesday, November 8, 2016 by Noah p

math geometry
Please help so hard. My problem... In the coordinate plane point C lies on line segment AB. The coordinates for MN are (2,4) and (16,12). If the ratio of the length of AC to the length of CB is 3:4, what is the x-coordinate of point C?
Tuesday, November 8, 2016 by erika

geometry
I need help with my math.. Can someone please help.. In the coordinate plane point X lies on line segment MN. The coordinates for MN are (-1,3) and (7,10). If the ratio of the length of MX to the length of XN is 2:5, what is the y-coordinate of point X?
Tuesday, November 8, 2016 by jamie

Geometry (Please check my work)
A segment has endpoints M(6,15) and N(-3,9). The image of the segmen for a dilation with center (0,0), has endpoints M'(2,5)and N (-1,3). What is the scale factor of dilation? A. 2<<<< B. 3 C. 1/2 D. 1/3 I'm not confident with this answer because I still don't ...
Tuesday, November 8, 2016 by Sami

geometry
I have no clue to this. Please help. Line segment CD has endpoints with coordinates (1,2) and (9,6). What is the location for point E so that E divides CD into the ratio 3:1?
Monday, November 7, 2016 by noah

geometry
a rectangular prism has a total surface area of 166mm^2, a height of 4mm, a width of 5mm. what is the length of the prism?
Monday, November 7, 2016 by jill

Geometry
In triangle UVW state the side opposite to angle U and angle V ?
Monday, November 7, 2016 by Mashnaf

geometry
If m    AOB = m    COD = 90​  ,find m    COB + m    AOD​.
Friday, November 4, 2016 by hannah

Geometry
Find the radius of a circle whose circumference is 37.3cm (Take pie =3.14cm)
Friday, November 4, 2016 by Yukti behl

geometry
construct an isosceles triangle and construct Sierpinksi's triangle. Repeat the pattern three times. What segment of a triangle does this pattern make use of over and over again?
Wednesday, November 2, 2016 by George

Geometry (Please check my work)
Find the image of O (-2,-1) after two reflections, first across the line y=-5, and then across the line x=1. I believe the answer should be (-1,-6) Can someone please confirm?
Wednesday, November 2, 2016 by Sami

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Homework Help: Math