Sunday

December 21, 2014

December 21, 2014

**Recent Homework Questions About Geometry**

Post a New Question | Current Questions

**Analytic Geometry**

What are the equations of the circles tangent to the x-axis, of radius 4 and whose center is at (-2,y) Please help, how do I solve this problem?
*Monday, January 21, 2013 at 4:40am*

**geometry**

I need help on a question that wants me to find x and y on a 45-45-90 triangle they only give me one side wich is three.I already solved for x which is three root two over two...Is that right? I don't know how to solve for y... Please someone help me....:(
*Sunday, January 20, 2013 at 4:32pm*

**geometry **

A survey of 500 showed the following 15 had only camping 20 had only hiking trails 35 had only picnicking 185 had camping 140 had camping and hiking trails 125 had camping and picnicking 210 had hiking trails Determine the number of parks that had at least one of the features
*Saturday, January 19, 2013 at 7:14pm*

**World history; Check:P**

City States: 1,How does an empire differ from a city-state? A city-state is an independent country whose territory consists of a city which is not administered as part of another local government. An empire is a geographically extensive group of states and peoples united and ...
*Friday, January 18, 2013 at 11:42am*

**Geometry**

Just really quick, my friend and I disagree on this problem. I got 1997 and he got 721.033 4. A surveryor is standing on horizontal ground level with the base of a skyscraper. The angle formed by the line segment from his position to the top of the skyscraper is 31 degrees. ...
*Thursday, January 17, 2013 at 10:31pm*

**Geometry **

A^2 , b^2 , c^2 represent
*Wednesday, January 16, 2013 at 9:17pm*

**Geometry **

A lined napkin,in the shape of a square,has sides 9-inches long.if the napkin is folded along the diagonal,what is the length of the diagonal ?
*Wednesday, January 16, 2013 at 8:52pm*

**Geometry **

Sarah wrote the following 3 numbers as an example of a Pythagorean triple.Is she correct?why or why not? 21,25,35
*Wednesday, January 16, 2013 at 8:48pm*

**Geometry **

What dose a squared , b squared , c squared represent ?
*Wednesday, January 16, 2013 at 8:42pm*

**Geometry**

a cat is stuck 15 feet up in a tree.to get it down,you will place a ladder 5 feet from the base of the tree.how tall must your ladder be in order to reach the cat? Round to the nearest foot
*Wednesday, January 16, 2013 at 8:39pm*

**Geometry honors**

the endpoints of AB are a(-3,5) and b(9,15). find the coordinates of the points that divide AB into 4 congruent segments
*Wednesday, January 16, 2013 at 6:06pm*

**Geometry**

Is it possible for a cross section of a cube to these shapes.... -pentagon -isosceles triangle -scalene triangle ..... If so, please describe how the plane intersects the cube. Thanks!!!!
*Wednesday, January 16, 2013 at 5:20pm*

**analytical geometry**

the axes are rectangular and a point P moves on the fixed plane lx+my+nz=p.the plane through P perpendicular to OP meets the axes in A,B,C parallel to YOZ,ZOX,XOY intersect in Q.show that the locus of Q is p{1/x2+1/y2+1/z2}=l/x+m/y+n/z
*Wednesday, January 16, 2013 at 4:58pm*

**analytical geometry**

two edges PQ,RS of a tetrahedron PQRS are perpendicular,show that the distance between the mid-points of PS and QR is equal to the distance between the mid points of PR and QS
*Wednesday, January 16, 2013 at 4:58pm*

**analytical geometry**

if (l1,m1,n1),(l2,m2,n2),(l3,m3,n3) are the direction cosines of three mutual perpendicular lines,show that the line whose direction ratios area l1+l2+l3,m1+m2+m3,n1+n2+n3 make equal angles with them
*Wednesday, January 16, 2013 at 4:57pm*

**analytical geometry**

show that the locus of a point whose distances from two given planes are in a constant ratio, is a plane.
*Wednesday, January 16, 2013 at 4:56pm*

**analytical geometry**

show that the locus of a point whose distances from two given planes are in a constant ratio, is a plane.
*Wednesday, January 16, 2013 at 4:56pm*

**analyytical geometry**

find the equation of the planes 5x-3y+4=0 and x+y-2z+10=0 and which are 1 unit distance from the origin.?
*Wednesday, January 16, 2013 at 4:55pm*

**geometry **

determine the measure of <1 and <2 using 14x-15 please help
*Wednesday, January 16, 2013 at 12:14am*

**geometry**

susan drew a right angle. she drew a ray between the two rays that formeds the right angle. what kind of angle did the new ray form?
*Tuesday, January 15, 2013 at 10:24pm*

**geometry**

What is the pattern for a fractal tree?
*Tuesday, January 15, 2013 at 9:42pm*

**geometry**

how far up the wall is a 13 ft ladder, if the baseof the ladder is 8 feet away from the wall
*Tuesday, January 15, 2013 at 9:29pm*

**geometry**

The Kramer's family room measures 23 feet by 27 feet. They are covering the floor with square tiles that measure 1 foot on a slide and cost $0.98 each. How much will they spend?
*Tuesday, January 15, 2013 at 9:10pm*

**geometry**

when two perpendicular lines intersect, do they form four congruent angles?
*Tuesday, January 15, 2013 at 6:08pm*

**geometry**

when two perpendicular lines intersect, do they form four congruent angles?
*Tuesday, January 15, 2013 at 6:08pm*

**Proof math problem help? Please help if you can!**

Let AB be the diameter of a circle, and let point P be a point on AB. Let CD be a chord parallel to AB. Prove that PA^2 + PB^2 = PC^2 + PD^2 It can be solved using geometry methods (no trig). Anyway, I figured out that PA^2 +PB^2 = 2OP^2 + 2OB^2. However, I cannot find right ...
*Tuesday, January 15, 2013 at 6:01pm*

**Geometry :)**

Use coordinate geometry to prove that the quadrilateral formed by connecting the midpoints of a kite is a rectangle. I have no Idea how to do this problem, so if anyone could help I would be very greatfull. :)
*Tuesday, January 15, 2013 at 2:14pm*

**geometry**

The image of the point (1, -2) after a rotation of 180° about the origin is
*Tuesday, January 15, 2013 at 8:53am*

**geometry**

The image of the point (1, -2) after a rotation of 180° about the origin is
*Tuesday, January 15, 2013 at 8:53am*

**geometry**

The image of the point (1, -2) after a rotation of 180° about the origin is
*Tuesday, January 15, 2013 at 8:53am*

**Geometry**

The length of the rectangle is 4 more than twice its width and its perimeter is 70m. What are the dimensions of the rectangle?
*Tuesday, January 15, 2013 at 8:00am*

**GEOMETRY**

In circle O, the midpoint of GH is point O. AB = 4x - 2 and CD = 2x + 10. Find the value of x.
*Tuesday, January 15, 2013 at 3:19am*

**analytical geometry**

two edges PQ,RS of a tetrahedron PQRS are perpendicular,show that the distance between the mid-points of PS and QR is equal to the distance between the mid points of PR and QS
*Tuesday, January 15, 2013 at 2:13am*

**analytical geometry**

if (l1,m1,n1),(l2,m2,n2),(l3,m3,n3) are the direction cosines of three mutual perpendicular lines,show that the line whose direction ratios area l1+l2+l3,m1+m2+m3,n1+n2+n3 make equal angles with them
*Tuesday, January 15, 2013 at 2:06am*

**analytical geometry**

if in a tetrahedron the sums of the squares of opposite sides are equal,show that its pairs of opposite sides are right angles
*Tuesday, January 15, 2013 at 1:55am*

**Geometry**

Assume each side of the hexagon is worth 10 units. Calculate the apothem, using the fact that it is part of a special triangle to get the answer exactly. Then use the exact value of the apothem to calculate the area of the hexagon.
*Monday, January 14, 2013 at 11:35pm*

**geometry**

distint points a, b, c, d, e, and f are marked on a circle. How many triangles can be formed using these points as vertices?
*Monday, January 14, 2013 at 8:18pm*

**math,geometry**

what is the rule if the input is 1 and output is 9 and input is 2 and output is 12 and the input is 3 and output 16
*Monday, January 14, 2013 at 7:19pm*

**math,geometry**

evrything
*Monday, January 14, 2013 at 6:36pm*

**Geometry**

Jason designed an arch made of wrought iron for the top of a mall entrance. The 11 segments between the two concentric circles are each 1.25 m long. Find the total length of wrought iron used to make the structure. Round the answer to the nearest meter.
*Monday, January 14, 2013 at 2:23pm*

**Geometry**

Picture given with problem: media.glynlyon(dot)com/g_geo_2012/12/img_geou12abc_8.gif If AC = 20, AE = 25, and AB = 5, what is the length of AD? Please explain how this is found, I've got a few problems like this and have no idea how to do it.
*Monday, January 14, 2013 at 6:58am*

**Geometry**

If m< JKN = 8x + 2 and m< MKL = 3x + 5, what is m< MKN? I know the answer but can you give an explanation
*Sunday, January 13, 2013 at 8:24pm*

**Geometry**

A triangular entraceway has walls with corner angles of 50, 70, 60. The designer wants to place a tall bronze sculpture on a round pedestal in a central location equidistant from the three walls. How can the designer find where to place the sculpture?
*Sunday, January 13, 2013 at 8:18pm*

**Geometry **

An aircraft takes off and climbs at a constant 29 degree angle until it reaches and altitude of 6 miles. At that point, how far away is the plane from the airport?
*Sunday, January 13, 2013 at 4:11pm*

**Analytic Geometry**

A point is equidistant from (-2,4) and (3,5). It is also equidistant from (-2,-3) and (6,-1). Find the point Please I need Help with this
*Sunday, January 13, 2013 at 5:34am*

**Analytic Geometry**

A point is equidistant from (-2,4) and (3,5). It is also equidistant from (-2,-3) and (6,-1). Find the point Please I need Help with this
*Sunday, January 13, 2013 at 5:26am*

**geometry**

Write an equation of a circle with diameter AB.A(0,0),B(-6,8)
*Saturday, January 12, 2013 at 4:04pm*

**geometry**

Write an equation of a circle with diameter AB.A(0,0),B(-6,8)
*Saturday, January 12, 2013 at 4:01pm*

**geometry**

What do you do to figure out space in irregular shapes?
*Saturday, January 12, 2013 at 11:55am*

**Analytic geometry**

What is the distance of the line x+6y-7=0 from the origin? Please help, is my answer -7sqrt37/37 correct? If not, please help me whats the right solution
*Saturday, January 12, 2013 at 2:40am*

**geometry**

What is the most precise name for quadrilateral ABCD with vertices A(–3, 2), B(–1, 4), C(4, 4), and D(2, 2)? 1. parallelogram 2. rhombus 3. quadrilateral 4. rectangle
*Friday, January 11, 2013 at 3:39pm*

**Chemistry**

Which is the higher density of polyethylene, linear or branched? Select the choice with the best accompanying explanation. Linear polyethylene is the higher density form, as the chains are able to pack better and partially crystallize, resulting in better packing and higher ...
*Friday, January 11, 2013 at 8:02am*

**Geometry**

Help? check Line segment AB intersects line segment ED in the middle at the point C If DC=6+x and CE=2x+1, what is the lenth of ED? A. 5 B. 11 C. 22 D. 10 Answer: C Line segment AB intersects line segment ED in the middle at the point C If DC=6+x and CE=2x+1, find the value of...
*Thursday, January 10, 2013 at 11:33am*

**Geometry**

Line segment AB has a midpoint C Help? If AC=17 and AB = 5x-6, then find the value of x A. 34 B.8 C. 23/5 D. 20 Answer: D 2. Suppose the coordinate of p=2 and PQ=8 and PR=12. Whare are the possible mid point for line segment PQ?
*Thursday, January 10, 2013 at 11:31am*

**Geometry**

Line segment AB has a midpoint C Help? If AC=17 and AB = 5x-6, then find the value of x A. 34 B.8 C. 23/5 D. 20 Answer: D 2. Suppose the coordinate of p=2 and PQ=8 and PR=12. Whare are the possible mid point for line segment PQ?
*Thursday, January 10, 2013 at 11:30am*

**Geometry**

Find the area of a segment formed by a chord 8" long in a circle with radius of 8".
*Thursday, January 10, 2013 at 11:10am*

**Geometry**

DEFG is a rectangle. H is the intersection point of the two diagonals. DH= 3x – 3 and EG = x + 44. Find the value of x and the length of each diagonal.
*Thursday, January 10, 2013 at 12:47am*

**Geometry**

In Rhombus PQRS PQ=3a=7 and QR = 4a-11. What is the value of a?
*Wednesday, January 9, 2013 at 10:52pm*

**Geometry **

the ration if the side lengths of two similar rectangles is 4:3. what is the ratio of the areas of the rectangles?
*Wednesday, January 9, 2013 at 7:39pm*

**Geometry**

Line segment AB has a midpoint C Help? If AC=17 and AB = 5x-6, then find the value of x A. 34 B.8 C. 23/5 D. 20 Answer: D 2. Suppose the coordinate of p=2 and PQ=8 and PR=12. Whare are the possible mid point for line segment PQ?
*Wednesday, January 9, 2013 at 5:37pm*

**Geometry**

Help? check Line segment AB intersects line segment ED in the middle at the point C If DC=6+x and CE=2x+1, what is the lenth of ED? A. 5 B. 11 C. 22 D. 10 Answer: C Line segment AB intersects line segment ED in the middle at the point C If DC=6+x and CE=2x+1, find the value of...
*Wednesday, January 9, 2013 at 5:36pm*

**Geometry**

Help? check Line segment AB intersects line segment ED in the middle at the point C If DC=6+x and CE=2x+1, what is the lenth of ED? A. 5 B. 11 C. 22 D. 10 Answer: C Line segment AB intersects line segment ED in the middle at the point C If DC=6+x and CE=2x+1, find the value of...
*Wednesday, January 9, 2013 at 5:17pm*

**geometry**

Line segment AB has a midpoint C Help? If AC=17 and AB = 5x-6, then find the value of x A. 34 B.8 C. 23/5 D. 20 Answer: D 2. Suppose the coordinate of p=2 and PQ=8 and PR=12. Whare are the possible mid point for line segment PQ?
*Wednesday, January 9, 2013 at 5:10pm*

**Geometry**

Help? Suppose poing j has coordinate of -2 and JK=4. Then what is the possible coordinate(s) for K? A. 4 B. 2 or -4 C. -4 D. 2 or -6
*Wednesday, January 9, 2013 at 3:52pm*

**Geometry**

Check please? The path of the launching of a space shuttle can be described best as a Answer: Ray?
*Wednesday, January 9, 2013 at 3:24pm*

**GEOMETRY**

ABCD is an inscribed quadrilateral. AD, BC are produced to meet at X. If angle B= 80 degrees and angle X= 30 degrees, find angle XCD.
*Wednesday, January 9, 2013 at 8:04am*

**geometry**

Suppose the coordinate of p=2 and PQ=8 and PR=12. Whare are the possible mid point for line segment PQ? A.-2 &8 B. 2 & 6 C.-2 & 6 D.-2
*Tuesday, January 8, 2013 at 11:28pm*

**geometry**

The coordinates for a rhombus are given as (2a, 0), (0, 2b), (–2a, 0), and (0, –2b). Write a plan to prove that the midpoints of the sides of a rhombus determine a rectangle using coordinate geometry. Be sure to include the formulas.
*Tuesday, January 8, 2013 at 9:10pm*

**Cosmology**

The equation describing the geometry and mass-energy distribution of a homogeneous and isotropic universe is known as: - The Einstein Equation - The Friedmann Equation - The Robertson-Walker Equation - The Hubble Equation
*Tuesday, January 8, 2013 at 8:13pm*

**geometry **

the endpoints of the diameter of circle O are (-2,-1) and (-16,13). what are the coordinates of its center?
*Tuesday, January 8, 2013 at 6:42pm*

**Geometry**

What is the equation of a line through (-2,5) and whose segment intercepted between the axes in the 2nd quadrant is 7sqrt2? Please help me solve this
*Monday, January 7, 2013 at 5:05pm*

**Math,Geometry**

What are the equations of the lines through (-5,-3) and passing at distance 2sqrt5 from (5,7) Please I really need your help. I do not know how to do this problem.
*Monday, January 7, 2013 at 4:57pm*

**Math,Geometry**

What are the equations of the lines through (-5,-3) and passing at distance 2sqrt5 from (5,7) Please I really need your help. I do not know how to do this problem.
*Monday, January 7, 2013 at 2:26pm*

**geometry**

What are the equations of the lines through (-5, -3) and passing at distance 2sqrt5 from (5,7)? This problem is confusing? How do I solve this? Please I need your Help
*Monday, January 7, 2013 at 1:51pm*

**geometry**

Find the bisectors of the interior angles of the triangle whose sides are the line 7x+y-7=0, x+y+1=0 and x+7y-4=0. Please I really need help. I do not know how to do this problem
*Monday, January 7, 2013 at 1:46pm*

**geometry**

Marcia is 1.5 meters tall. She casts a shadow that is 2 meters long. A nearby building casts a shadow that is 24 meters long. How tall is the building? (Hint: Use the properties of similar triangles.) A. 48 m B. 36 m C. 18 m D. 7 m
*Monday, January 7, 2013 at 12:21pm*

**geometry**

A moving point is always equidistant from (5,3) and the line 3x+y+5=0. What is the equation of its locus? Please help. how to do this problem?
*Monday, January 7, 2013 at 8:56am*

**geometry**

A moving point is always equidistant from (-3,2) and the line 2x-y+2=0. What is the equation of its locus? how do you solve this?
*Monday, January 7, 2013 at 8:03am*

**geometry**

A moving point is always equidistant from (-3,2) and the line 2x-y+2=0. What is the equation of its locus? I need help for this problem because I am not very sure of my answer. Thanks in advance.
*Monday, January 7, 2013 at 7:20am*

**geometry**

Find the equation of a line parallel to 5x +6y = 0 at distance sqrt 61 from (-3,7) I need help please. I dont have any idea
*Monday, January 7, 2013 at 6:07am*

**Geometry**

The perimeter of a Triangle(MNO) is equal to the perimeter of square ABCD. If the sides of the triangle are represented by 4x+4, 5x-3, and 17, and one side of the square is represented by 3x, find the length of a side of the square.
*Sunday, January 6, 2013 at 1:00pm*

**Geometry**

If the measures,in degrees, of the three angles of a triangle are x, x+10, and 2x-6, the triangle must be: A.right,B.equilateral,C.Scalene, D.Isosceles
*Sunday, January 6, 2013 at 12:40pm*

**Geometry**

a baseball diamond is a square 27 cm on a side. how far is the homeplate from the second base?
*Friday, January 4, 2013 at 11:45pm*

**geometry**

Three security cameras were mounted at the corners of a triangular parking lot. Camera 1 was 151 ft from camera 2, which was 122 ft from camera 3. Cameras 1 and 3 were 139 ft apart. Which camera had to cover the greatest angle?
*Friday, January 4, 2013 at 6:45pm*

**geometry**

he small pipe has a radius of 18 feet and a height of 21 feet while the large pipe has a height of 28 feet. What is the volume of the large pipe in terms of π?
*Friday, January 4, 2013 at 12:30pm*

**geometry**

angle xoz (5m-5) angle yoz (7m+29) these are supplementary angles. How do you solve?
*Friday, January 4, 2013 at 8:45am*

**geometry**

What is the area of this scalene triangle 12x 15x 9x
*Wednesday, January 2, 2013 at 6:54pm*

**Geometry**

find the area of a triangle whose base(b) is 8 inches and whose height (h) is 12 inches
*Wednesday, January 2, 2013 at 12:52pm*

**Geometry**

If the length(L) of a rectangle is 15 inches and the Width(W) is =2 in. Then what is the area?
*Wednesday, January 2, 2013 at 12:30pm*

**Geometry**

If the base(b) of a triangle is 9 inches and the height(h)is =12 in. Then what is the area?
*Wednesday, January 2, 2013 at 12:22pm*

**Geometry**

in triangle ABC, BD bisects <ABC, <ABD = 4x + 6 and m<DBC = 5x -5. find the m<abc
*Tuesday, January 1, 2013 at 5:47pm*

**geometry**

What is the area of a triangle if the base is 12 inches and the height is 18 inches?
*Tuesday, January 1, 2013 at 3:37pm*

**geometry**

The Polygon Angle-Sum Theorem states the following: The sum of the measures of the angles of an n-gon is ____. (1 point) (n – 1)180o (n – 2)180o 9. What is the measure of one angle in a regular 16-gon? (1 point) 2,520o 202.5o 157.5o 78.75o 10. The measure of each ...
*Monday, December 31, 2012 at 6:28pm*

**geometry inequality triangles help if you can**

Two sides of an obtuse triangle are 16 and 21. How many possible lengths are there for the third side, if it is a positive integer? i know that in an obtuse triangle a^2+b^2<c^2 a+b>c but i tried plugging in and it wont work so couldyou guys help me? btw merry christmas ...
*Monday, December 31, 2012 at 11:58am*

**geometry**

LPG is stored in highly insulated spherical vessels in most oil refineriesif.If the inside diameter of one of these tanks is 11.4ft, find it's volume. Report your answer to the nearest one-tenth of a gal. Use r=3.14 and 1 cubic ft=7.5gal
*Saturday, December 29, 2012 at 8:32pm*

**geometry**

find the volume of an industrial tank in the form of a horizontal cylinder whose radius is 2.6 yd, and whose length is 8.4 yd. rr=3.14
*Saturday, December 29, 2012 at 8:26pm*

**Geometry**

Two cylinders have the same volume. If the radius of cylinder I is 3 times the radius of cylinder II, then the height of cylinder II is how many times the height of cylinder I? A. 12 B. 9 C. 6 D. 3 Please explain how, if possible.
*Saturday, December 29, 2012 at 3:40pm*

**geometry**

I am really stuck on a couple of these. 2 column proof Given: FH is congruent to GE and angle HFG is congruent to angle EGF Prove: triangle GEH is congruent with triangle FHE.
*Saturday, December 29, 2012 at 8:01am*

**geometry**

write a 2 column proof, Given D is the midpoint of AC, E is the midpoint of BC and DE is congruent to EF, prove: DE is parallel to AB and DE = 1/2 AB. answer is 15 steps
*Saturday, December 29, 2012 at 7:56am*

**maths geometry **

the sum of three consecutive odd natural number is 153 find the numbers
*Thursday, December 27, 2012 at 10:36am*

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