Thursday
October 23, 2014

Homework Help: Math: Geometry

Recent Homework Questions About Geometry

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COORDINATE GEOMETRY
A RAY OF LIGHT ORIGINATES FROM A(1,2) AFTER REFLECTION ON X-AXIS AT POINT A REFLECTED AT POINT Q(5,3). FIND COORDINATE OF A
Saturday, September 6, 2014 at 8:43am

(Please Help!) Analytic Geometry
Find the equation of the parabola with directrix x + 1 = 0 and y = 1, and the length of the latus rectum is 4. Sketch the graph.
Saturday, September 6, 2014 at 3:57am

Geometry
What are the precise measurements of angles 56 and 75?
Thursday, September 4, 2014 at 9:49pm

geometry
what is the perimeter of a 12 * 15 pool with a 3ft non slip surface around it
Thursday, September 4, 2014 at 7:19pm

Geometry
Write a mathematical sentence to compare each pair of measures. 32. GB and GF 34. AC and AD Coordinates: G(10, -1) B(5, -1) F(3, 5) A(2, 3) C(-3, -3) D(-2, 4) I don't understand. Please help!!
Thursday, September 4, 2014 at 5:20pm

Please Help ! Analytic Geometry
Find the equation of the parabola with directrix x + 1 = 0 and y = 1, and the length of the latus rectum is 4. Sketch the graph.
Thursday, September 4, 2014 at 6:20am

(Please Help!) Analytic Geometry
Discuss hyperbola and its properties.
Thursday, September 4, 2014 at 6:18am

Ms Sue Please Help ! Analytic Geometry
Identify the points and graph the equation of the ellipse. 9x^2 + 4y^2 -54x-16y + 61 =0
Thursday, September 4, 2014 at 6:11am

(Please Help!) Analytic Geometry
Find the vertices, foci, eccentricity, and length of the latus rectum of the eclipse whose equation is x^2 + 9y^2 = 9
Thursday, September 4, 2014 at 6:10am

geometry
If ac=5x-16 and gf = 2x-4 then af =
Wednesday, September 3, 2014 at 11:40pm

geometry
line BD bisects angle ABC. Solve for X and find the measures of angle ABC. angle ABD= 5X, angle DBC= 3X + 10 I don't really understand this question so can someone please help me solve this and explain to me how they solved it/ show the steps of how to solve this question...
Tuesday, September 2, 2014 at 6:20pm

Geometry
A tree on a 30 degree slope grows straight up. What are the measures of the greatest and smallest angles the tree makes with the hill?
Tuesday, September 2, 2014 at 6:14pm

Geometry
Point J is between H and K on line segment HK. use th given information to write an equation in terms of x. Solve the equation. Then find HJ and JK. HJ=(x/4) JK= 3x - 4 KH = 22
Monday, September 1, 2014 at 8:34pm

9th std maths geometry
Draw a orthocentre of Lm=7cm,m=130° and MN=6cm
Saturday, August 30, 2014 at 10:18pm

Geometry
If angle AOB = 28, Angle BOC = 3X-2, and Angle AOD = 6x... and if Angle AOD = a total of 110 degrees. Then what is the measurement of Angle BOC and Angle AOD
Thursday, August 28, 2014 at 8:48pm

probability/Geometry
of the 400 doctors attending a conference 240 practice family medicine and 130 were from countries outside the US.1/3 of the family medicine practitioners were not from the US. Whats the probability that a doctor practice family medicine or is from the US? not form the US? ...
Thursday, August 28, 2014 at 12:07am

Geometry
If the area of the large rectangle is 147 units squared, what is the perimeter of the shaded area. There is a visual of a large rectangle divided into four smaller ones. One is shaded. The area is given for the other three: 48 and 15 along the top half of the large rectangle ...
Wednesday, August 27, 2014 at 12:59pm

Geometry
C is the midpoint of AB, D is the midpoint of AC, E is the midpoint of AD, F is the midpoint of ED, G is the midpoint of EF, and H is the midpoint of DB. If DC = 16, what is GH?
Tuesday, August 26, 2014 at 3:01pm

chemistry
Select the appropriate electron domain arrangement for ICl3 If you are using electron pairs in your structure, they can be noted with (ep). > I choose trigonal-bipyramidal What is the atomic geometry of this molecule? > I think this only wants the atoms without the lone ...
Sunday, August 24, 2014 at 10:47pm

Geometry
The area of a rectangle is 25. The lenght is 1/2 of the width. Please help me solve for length and width.
Sunday, August 24, 2014 at 4:59pm

geometry
. A cylindrical container has a base area of 100 m2 and is 12 m high. If the container is one-third filled with water, what is the volume of the water in the container? A. 300 m3 C. 600 m3 B. 400 m3 D. 1200 m3
Sunday, August 24, 2014 at 12:31pm

geometry
solution of the questions The sides of a quadrilateral ABCD are 6 cm, 8 cm, 12 cm and 14 cm (taken in order) respectively, and the angle between the first two sides is a right angle. Find its area.
Friday, August 22, 2014 at 12:50pm

Geometry
What are the applications of undefined terms and angles in the game of basketball? Give four (4) specific applications and give your justifications.
Wednesday, August 20, 2014 at 4:40am

geometry
george has been hired to paint the smtihs house. he need to be sure that his ladder reach the highest point of the house, so he decides to use his shadow method the measuring stick is 3 ft and its shadow of the house is 45 the triangles are formed similar
Tuesday, August 19, 2014 at 8:34pm

Geometry
a carpender is cutting a wooden dowl that is 72 cm long. she wants to cut it into 2 pieces so the 1 piece is 5 times as long as the other. what are the lengths of the 2 pieces?
Monday, August 18, 2014 at 10:09pm

geometry
angles versus length & height
Monday, August 18, 2014 at 6:28am

Please Help ! Analytic Geometry
Find the equation of the circle incribed in a triangle, if the angle has its sides on the lines: 2x + y - 9 = 0, -2x + y - 1 = 0, and -x + 2y +7 = 0. Draw the figure.
Monday, August 18, 2014 at 2:22am

geometry
A stick 5 cm long, a stick 9 cm long, and a third stick n cm long form a triangle. What is the sum of all possible whole number values of n?
Sunday, August 17, 2014 at 6:02pm

geometry
Two sides of scalene triangle ABC measure 3 centimeters and 5 centimeters. How many different whole centimeter lengths are possible for the third side?
Saturday, August 16, 2014 at 5:22pm

geometry
How many different triangles can be formed having a perimeter of 7 units if each side must have integral length?
Saturday, August 16, 2014 at 5:02pm

geometry
Triangle ABC and triangle DBC share BC. AB=5 cm AC=12 cm DC=8 cm and BD= 20 cm. What is the least possible integral number of centimeters in BC?
Saturday, August 16, 2014 at 4:40pm

Geometry
What is the equation of the circle touching the lines: 2x +y-9=0, -2x +y -1=0 and -x +2y +7=0.
Saturday, August 16, 2014 at 12:18am

Geometry
In a triangle with integer side lengths, one side is three times as long as a second side, and the length of the third side is 15. What is the greatest possible perimeter of the triangle?
Friday, August 15, 2014 at 5:28pm

Geometry
Draw a diagram. Triangles. AB n(upside down U) CD = CB
Friday, August 15, 2014 at 12:02am

Geometry: Area and Volume Math
What is the volume of a cube shaped box with edges 6 cm. in length? A. 1,296 cu. cm. B. 36 cu. cm. C. 18 cu. cm. D. 216 cu. cm. please help
Wednesday, August 13, 2014 at 12:03pm

geometry
Given 3(2x+4)+18=72 AND a=x , prove a=7
Wednesday, August 13, 2014 at 12:52am

geometry
A log cabin is shaped like a rectangular prism. A model of the cabin has a scale of 1 cm to 0.5 m. If the model is 14 cm by 20 cm by 7 cm, what are the dimensions of the actual log cabin? Explain how to find the dimensions.
Tuesday, August 12, 2014 at 1:54pm

Analytic Geometry
A circle at the origin whose is 2 units is 2 is inscribed in a right triangle whose base is 8 units and altitude 6 units. Find a) The equation of the circle b)The area and circumference of the circle c)The area of the right triangle exluding the area covered by the circle
Monday, August 11, 2014 at 11:59pm

Analytic Geometry
Find the equation of the circle incribed in a triangle, if the angle has its sides on the lines: 2x + y - 9 = 0, -2x + y - 1 = 0, and -x + 2y +7 = 0. Draw the figure.
Monday, August 11, 2014 at 11:53pm

Analytic Geometry
Find angle A of a triangle whose vertices are A (3,3) , B(-3,1) and C (-1,-3)
Monday, August 11, 2014 at 9:42pm

Analytic Geometry
Find the points of intersections of the circles:x^2 + y^2 - 2x -2y -2 = 0 and x^2 + y^2 + 2x + 2y -2 = 0. Draw the circles.
Monday, August 11, 2014 at 9:35pm

Analytic Geometry
What are vatices?
Monday, August 11, 2014 at 9:06pm

Geometry
Which statement is true? A. All squares are rectangles. B. All quadrilaterals are rectangles. C. All parallelograms are rectangles. D. All rectangles are squares. I thought it was B.
Monday, August 11, 2014 at 2:40pm

Analytic Geometry
A square is a quadrilateral with four equal sides. The area of a square is equal to square of its sides. The diagonal of a square is a line segment joining any two non-consecutive side. Find the area of a square and the length of its diagonal whose vertices are (3,1), (-1,5), ...
Sunday, August 10, 2014 at 3:09am

Analytic Geometry
f (1, -2) is equidistant with (4, 4) and (x, 4), find x.
Sunday, August 10, 2014 at 3:02am

Geometry
Three different people are to be selected at random, and each will be given one gift card. There is one card from Home Depot, one from Best Buy, and one from Red Lobster. The first person selected gets to choose one of the cards. The second person selected gets to choose ...
Saturday, August 9, 2014 at 9:19pm

co-ordinate geometry
The joining straight line of the points(3,4)and (2,-1) is perpendicular on the points (k,o) and (2,3k) then find out the value of k.
Saturday, August 9, 2014 at 11:40am

Geometry
What is the probability of drawing three red cards, one at a time without replacement, from a standard deck of 52 cards?
Thursday, August 7, 2014 at 12:01pm

Geometry
Find 2 cos(x/2) sin(x/2) when x = -π/6. I know that cos(x/2) = +- sqrt(1-cosx)/2 and sin(x/2) = +- sqrt(1+cosx)/2, but how to use this identity I'm not entirely sure. Please help.
Wednesday, August 6, 2014 at 12:36pm

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.$
Tuesday, August 5, 2014 at 10:26pm

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?
Tuesday, August 5, 2014 at 10:21pm

Geometry
Damon, can I write it like that instead of a two column proof. I am comparing a bicycle and a model of one?
Tuesday, August 5, 2014 at 3:07pm

Geometry
How do I write a proof explaining how two images, one the original and the second the reduction, are similiar?
Tuesday, August 5, 2014 at 2:16pm

Geometry
How do I write a proof showing a bike is 9:1 ratio to the original image
Tuesday, August 5, 2014 at 1:52pm

geometry
Three of the exterior angles of an n-sided polygon are 50 degrees each, two of its interior angles are 127 degrees and 135 degrees, and the remaining interior angles are 173 degrees each. Find the value of n.
Tuesday, August 5, 2014 at 10:38am

Geometry
For what value of a is there a right triangle with sides a+1, 6a, and 6a+1?"
Tuesday, August 5, 2014 at 12:14am

geometry
if a polygon has a volume of 19 cm and is dilated by a factor 3\2 , what will be the volume of the dilated polygon
Monday, August 4, 2014 at 5:12pm

geometry
"An equilateral triangle of side length 6 sqrt 3 is rotated about an altitude to form a cone. What is the volume of the cone?" Please don't solve the entire thing. A hint is all I really want so I can solve it by myself. Thanks!
Monday, August 4, 2014 at 3:09pm

Geometry
"Find the volume of a cone that has 5 as its base radius and a lateral surface area of 65 pi." Help, thanks!
Monday, August 4, 2014 at 2:02pm

Geometry
Steve, What do I do with the J letter? Do I draw a perpendicular line?
Sunday, August 3, 2014 at 5:29pm

geometry
A picyure,18cm by 15cm,has a uniform frame around it.if the area of frame is 234cm2.find the dimensions of the frame,solve in quadratic equations
Sunday, August 3, 2014 at 2:46am

geometry
I have to construct my initials J and E geometrically. I drew a base line with two points. Then I drew a line through them. I thought this was right for the E but it's not. What am I doing wrong? I do know how to make a parallel and perpendicular lines.
Saturday, August 2, 2014 at 3:15pm

Hard Geometry Problem
Hi guys. I need a lot of help on this. "Equilateral triangle ABC has centroid G. Triangle A'B'C' is the image of triangle ABC upon a dilation with center G and scale factor -2/3. Let K be the area of the region that is within both triangles. Find K/[ABC]."...
Friday, August 1, 2014 at 5:22pm

Geometry
OPQRSTUVWX is a regular decagon. A rotation of A degrees about U maps X to R. Given A < 180 degrees, find A. Thought it was 144 but it isn't.
Thursday, July 31, 2014 at 11:36pm

geometry help!! answer all questions!! please
1) Write the translation that maps P(-4, 2) onto the point P ' (-1, -1)? 2) What are the coordinates of the reflection of the point (5,1) over the line y = x? 3) The coordinate notation for reflection over the y-axis is -?-. 4) If a translation has a coordinate notation of...
Thursday, July 31, 2014 at 1:49pm

Geometry
Write the translation that maps P(-4, 2) onto the point P ' (-1, -1)? What are the coordinates of the reflection of the point (5,1) over the line y = x? The coordinate notation for reflection over the y-axis is -?-. If a translation has a coordinate notation of (x, y) --&...
Thursday, July 31, 2014 at 1:41pm

geometry
A rectangle is 14cm wide and 48 cm long. Find the measures of the acute angle between its diagonals. please help
Tuesday, July 29, 2014 at 8:11pm

Geometry
Crazy hard question I don't get: "A sphere with radius 3 is inscribed in a conical frustum of slant height 10. (The sphere is tangent to both bases and the side of the frustum.) Find the volume of the frustum." I need a proof for this, and I don't know where ...
Tuesday, July 29, 2014 at 2:32pm

geometry
A bachelor spends one half of his salary on entertainment,one fifth on food,one tenth on clothes and one fifth on rent.What fraction of his salary is left?
Tuesday, July 29, 2014 at 1:03pm

Geometry
The total area of all the faces of a rectangular prism is 22, and the total length of all its edges is 24. Find the length of the internal diagonal of the prism. Thank you!
Tuesday, July 29, 2014 at 1:00pm

Geometry
I don't understand any of this :( "What is the area of a trefoil whose horizontal base has length 2?" Please help!!!
Monday, July 28, 2014 at 7:57pm

Chemistry Please Help!!!
Airbags contain a mixture of sodium azide, potassium nitrate, and silicon dioxide. A sensor detects a head on collision that cause the sodium azide to be ignited and to decompose forming sodium and nitrogen gas. This gas fills a nylon or polyamide bag such that the front face ...
Friday, July 25, 2014 at 12:55pm

geometry
A number is selected at random from the set {2, 3, 4, … 10}. Which event, by definition, covers the entire sample space of this experiment?
Thursday, July 24, 2014 at 9:11am

geometry
Points D, E, and F are the midpoints of sides \overline{BC}, \overline{CA}, and \overline{AB} of \triangle ABC, respectively, and \overline{CZ} is an altitude of the triangle. If \angle BAC = 71^\circ, \angle ABC = 39^\circ, and \angle BCA = 70^\circ, then what is \angle EZD+\...
Wednesday, July 23, 2014 at 4:07pm

geometry
Points D, E, and F are the midpoints of sides \overline{BC}, \overline{CA}, and \overline{AB} of \triangle ABC, respectively, and \overline{CZ} is an altitude of the triangle. If \angle BAC = 71^\circ, \angle ABC = 39^\circ, and \angle BCA = 70^\circ, then what is \angle EZD+\...
Wednesday, July 23, 2014 at 4:06pm

geometry
Two rectangles are similar. If the height of the first rectangle is 3 inches, and the height if the second rectangle is 9 inches, how much larger is the second rectangle's area?
Wednesday, July 23, 2014 at 11:26am

Geometry
Two cubes of volumes 8 and 27 are glued together at their faces to form a solid with the smallest possible surface area. What is the surface area of the resulting solid?
Tuesday, July 22, 2014 at 6:02pm

analytic geometry
the three vertices of a triangle are at A (-4,5), B(-5,3) and C (3,-4), show that the line joining the midpoint of the sides AC and BC is parallel and equal to one-half of AB . solve
Wednesday, July 16, 2014 at 11:42pm

analytic geometry
the three vertices of a triangle are at A (-4,5), B(-5,3) and C (3,-4), show that the line joining the midpoint of the sides AC and BC is parallel and equal to one-half of AB . solve
Wednesday, July 16, 2014 at 11:33pm

geometry
one side of a parallelogram has endpoints (2,1) and (3,5) The endpoints for the opposite side are (5,2) and (6,6) true or false
Wednesday, July 16, 2014 at 11:11pm

geometry
What is the distance between (-4,3)and (5,-2)
Wednesday, July 16, 2014 at 10:56pm

geometry
which set of ordered pairs has point symmetry with respect to the origin (0,0) 1- (-12,5), (-5,12) 2- (-12,5), (12,-5) 3- (-12,5), (-12,-5) 4- (-12,5), (12,5)
Wednesday, July 16, 2014 at 10:54pm

geometry
in triangle de, FE = 12 and m d=62. Find DE to the nearest tenth.
Wednesday, July 16, 2014 at 3:09pm

Geometry
If a circle has a radius length of 2x units, what is the circle’s circumference?
Tuesday, July 15, 2014 at 1:21pm

Geometry
The volume of a prism which has an altitude of 10 units and has a right triangle base with a hypotenuse of 13 units and a leg of 12 units is what?
Monday, July 14, 2014 at 7:38pm

geometry
The volume of a cylinder is 980 in.4072-07-02-02-00_files/i0220001.jpg. The height of the cylinder is 20 in. What is the radius of the cylinder? Express your answer to the nearest hundredth.
Sunday, July 13, 2014 at 2:12pm

geometry
Construction: The midpoint of a line segment can be constructed. Theorem: If the consecutive midpoints of the sides of a parallelogram are joined in order, then the quadrilateral formed from the midpoints is a parallelogram. Write an essay (suggested length of 2–4 pages, ...
Thursday, July 10, 2014 at 12:12pm

Geometry
Michael is standing in the middle of a playground at night looking at the American flag at the top of the flag pole. If he knows he is 50 feet away from the base of the flag pole and his father told him the pole is 100 feet tall, what is the angle that Michael is looking up ...
Thursday, July 10, 2014 at 11:48am

Geometry
A 20 foot extension ladder leans against Paul’s barn wall creating a 65° angle with the ground. How many feet (to the nearest tenth) above the ground is the point where the ladder touches the wall?
Thursday, July 10, 2014 at 11:47am

Geometry
Point T is in the interior of ∠PQR. Find the m∠PQR if the following conditions apply. The m∠PQR = (10x - 7)°, the m∠RQT = 5x°, and the m∠PQT = (4x + 6)° The m∠PQR is=
Tuesday, July 8, 2014 at 4:16pm

Geometry
What are the properties of equiangular octagons?
Monday, July 7, 2014 at 11:30pm

geometry
ABCD is a rhombus with diagonals Imported Asset and Imported Asset . Is angle ABD congruent to angle CBD?
Monday, July 7, 2014 at 4:59pm

geometry
Alice purchased 30 decorative stone square blocks to create an enclosed rectangular garden area. Each square block measures 1 foot by 1 foot, and one possible arrangement is shown. Including the arrangement shown, in how many distinct ways can Alice arrange the blocks to ...
Saturday, July 5, 2014 at 3:34pm

mechanical engineering
A load W=2 kN is applied vertically to joint C of truss ABCDE as indicated. You will use the method of joints to obtain the axial forces in the bars and reactions at the supports A, E . E4_1? All the bars in truss ABC have constant cross section and are made of a homogeneous ...
Wednesday, July 2, 2014 at 6:06pm

physics
A load W=2 kN is applied vertically to joint C of truss ABCDE as indicated. You will use the method of joints to obtain the axial forces in the bars and reactions at the supports A, E . E4_1? All the bars in truss ABC have constant cross section and are made of a homogeneous ...
Wednesday, July 2, 2014 at 5:46pm

geometry
The endpoints of a line segment are (-2, 5) and (8, 13), determine the midpoint of the line. x_m = (x_1 + x_2)/2
Monday, June 30, 2014 at 9:25pm

Geometry
What are some properties of cyclic quadrilaterals? I've search Google, but the answers are too vague and not what I've had in mind. (I'm using this for a proof)
Sunday, June 29, 2014 at 10:40pm

geometry
RECTANGULAR ARRANGEMENTS OF NO 12 AND18
Saturday, June 28, 2014 at 12:06am

geometry
Use the information below to find the missing measure such that . AB = 35, DE = 14, DF = 22, , AC = ?
Wednesday, June 25, 2014 at 10:24am

geometry
What type of quadrilateral is formed by connecting the points (0,0), (3x,b), (18x,b), and (15x,0)? Explain. How would I solve this?
Tuesday, June 24, 2014 at 6:22pm

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