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Homework Help: Math: Geometry
Recent Homework Questions About Geometry
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Geometry
What is the definition for Plane???
Math/Geometry Vocab
What is the definition for INTERSECTING LINES?
Geometry
We're learning about classifying triangles with Side-Angle-Side, Angle-Side-Angle, etc. I'm kind of confused-- I have the definitions, but when I am shown a picture, I have trouble figuring out which it is. Could you please explain it or provide a link with a thorough ...
geometry
do you know how to unscramlbe MATH words
geometry
I need to rotate the line the given no. of degrees (a) about the x-intercept and (b) about the y-intercept need to write equation of each image. dont know how to start y = 2x- 3;90degree
geometry
The trapezoid in Exam Figure 6 has equal nonparallel sides. The upper base is 6, the lower base is 16, and the diagonal is 12. What is the altitude of the trapezoid? Round your answer to one decimal place.
Geometry
13) A train must cover a distance of 2398 miles. The velocity, in miles per hour, of the train is 2398/t where t is the time, in hours, to complete the trip. If the train completes the trip in 22 hours, what is its velocity?
Geometry
Give the equation of the line that passes through (-5,-1) and is parallel to the line y=-1/4x
computers
The recursive algorithm of the 4th Section of the chapter "Computational Geometry" employs a trick of presorting, in which we maintain two arrays X and Y of the input points P sorted on coordinate x and y, respectively. The algorithm starts with sorting all the input...
Pre-Calc
Starkist tuna company will package tuna fish in 2-L cans. Find the radius and the height of the cans if the cans have a surface area which is less that 980 cm^2. I have no idea how to go about this, it seems like geometry to me. Can you give me some help? Please.
GEOMETRY
If a diagnol for a rectangle ABCD was measured to be 20 and a square was put in it slanted(looking like a rhombus). This rhombus is called EFGH. Prove find the perimeter of EFGH. (IT IS EASIER TO DRAW IT THEN SOLVE IT =))
GEOMETRY
If a diagnol for a rectangle ABCD was measured to be 20 and a square was put in it slanted(looking like a rhombus). This rhombus is called EFGH. Prove find the perimeter of EFGH. (IT IS EASIER TO DRAW IT THEN SOLVE IT =))
geometry
Two corresponding sides of similar polygons are in the ratio of 2 : 7. If the area of the smaller figure is 8 square meters, what is the area of the larger figure?
geometry
if a perimeter to rectangle is 48 what is its area
geometry
If two line are parallel and the slope of one of the lines is m, what is the product of thir slopes?
geometry
solve the riddle i am a polygon i have two right angles i have only one pair of parallel sides
Geometry HELP!!
I need help with my geometry hw, i need to now wat the properties are for the following statements. 1. If 2x=6, then x=3 2. If 42 degrees + measure of angle 2 = 90 degrees, then measure of angle 2 = 48 degrees 3. If measure of angle D = 40 degrees and measure of E = 90 degrees...
Geometry HELP!!
I need help with my geometry hw, i need to now wat the properties are for the following statements. 1. If 2x=6, then x=3 2. If 42 degrees + measure of angle 2 = 90 degrees, then measure of angle 2 = 48 degrees 3. If measure of angle D = 40 degrees and measure of E = 90 degrees...
geometry
RS=12,ST=2x,RT=34
Geometry
Find hte possiable measures for line segmant xy in triangle xyz if xz is 6 and yz is six. Im really confused- if you could explain this i would really appericate it! Thanks!
Geometry
Write an equation for the line perpendicular to line XY that contains point Z. line XY: 3x + 2y = -6, Z(3,2) I realize that the slope of a perpendicular line is the opposite reciprocal of the first line. But, how do I use point Z in this problem? Thank you.
geometry
If there are 7.5 gallons to the cubic foot, and a cylindrical storage tank has a radius of 21 ft and an altitude of 28 ft, then using 3.14159 for p ,how many gallons, correct to the nearest whole gallon, will the full storage tank hold?
geometry
A trapezoid has a lower base which is twice as long as its parallel upper base. The upper base is 21 cm long. One non-parallel side is 20 cm long and the other non-parallel side is 6 cm longer than the shorter non-parallel side. What is the perimeter of the trapezoid?
geometry
If there are 7.5 gallons to the cubic foot, and a spherical storage tank has a radius of 19.5 ft, then using 3.14159 for p ,how many gallons, correct to the nearest whole gallon, will the full storage tank hold?
geometry
A piece of property is in the form of a right triangle with sides which are 300 meters and 1200 meters in length. What is the area of this triangle in hectares, correct to the nearest whole hectare?
geometry
If the length of the hypotenuse of a right triangle is 65 cm and the length of one side is 56 cm, then the length of the other side must be
geometry
If the lengths of two sides of a right triangle are 33 ft and 56 ft, then the length of the hypotenuse must be
geometry
The measures of two of the angles of a triangle are 47o and 51o. Then the measure of the third angle of the triangle is
geometry
Which of the following angles is the supplement of 132o ?
geometry
Using 3.14 for p, find the volume, correct to two decimal places, of a cone which is 4 ft in radius and 24 ft high.
geometry
Using 3.14 for p, find the volume, correct to two decimal places, of a cylinder which is 4 ft in radius and 10 ft high.
geometry
Using 3.14 for p, find the volume, correct to two decimal places, of a sphere which is 4.5 ft in radius.
geometry
A rectangular trench is to be dug which is to be 240 ft long, 90 ft wide and 9 ft deep. A large dump truck can carry 20 cubic yards in a load. How many truck loads will be required to remove the dirt from this trench?
geometry
A propane tank is in the form of a cylinder with two half-spheres, one on each end. The radius of the cylinder is the same as the radius of each half-sphere. What is the volume of a propane tank of cylindrical length 12 ft and radius 5 ft, correct to the nearest whole cubic f...
geometry
A football field is 130 yards long and 70 yards wide. If sod costs $0.80 per square foot to lay, how much will the owners have to pay for sodding the entire field?
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.
geometry
What is the area of a trapezoidal piece of land if the shorter parallel side is 52 ft long, the other parallel side is 130 ft and the altitude of the trapezoid is 75 ft ?
geometry
A large, circular building has a diameter of 126 feet. Correct to the nearest whole foot, what is the circumference of the building?
geometry
What's another way to write 8 3/4?
Geometry HELPP
I need a conclusion and reason for the following statements. 1. Angle C is supplementary to angle R Angle D is supplementary to angle R Conclusion: ? Reason: ? 2. XY - 9 = ST - 9 Conclusion: ? Reason: ? 3. Ray CD bisects angle BCR Conclusion: ? Reason: ? 4. Segment AB is congr...
geometry
Write the equation and solve the problem: A high school graduating class is made up of 512 students. There are 70 more girls than boys. How many boys are in the class?
geometry
Is there a shape that does not translate or have translation congruencies.
Geometry
Write an equation for the line containing the given points. (2,3) and (4, -4) How would I do this? I understand that first, you find the slope, but how do you find the y intercept? Thank you. :)
Vector & Geometry
if A= i+j, B= 2i-3j+k and C= 4j-3k find: Ax(BxC) pls help with solution.
geometry
I have tried to figure this out, but I came up with two different answers. THe answers I got were 33(first), then 33. What is the rotational symmetrt of a star-like figure, with 24 points? How did youo get the answer so I can understand?
geometry
What is the relationship between the measure of a central angle of a polygon and the measures of an interior and an exterior angle of the polygon?
geometry
The length of a median of a triangle is 36 units. Describe the location of the centroid on that median using fractions.
Vectors and Geometry
if A=i+j, B=2i-3j+k and C=4j-3k find (i) (AxB)xC & Ax(BxC)
geometry
Two corresponding sides of similar polygons are in the ratio of 8:7. If the area of the smaller figure is 512 square meters, what is the area of the larger figure?
Geometry
I need help on a geometry proof!!!! If Line AB is parallel to Line DC and Line BC is parallel to line AD, prove that angle B is congruent to angle D. The picture is basically a square or parallelogram with line DC on the Top and Line AB on the bottom, and as u can tell A and D...
Vectors and Geometry
if A= i+j, B=2i-3j+k and C=4j-3k find (i) (AxB)xC (ii) Ax(BxC) thanks for your responds.
Geometry
Suppose both pairs of opposite sides of a quadrilateral are parallel. Which angles of the quadrilateral must be supplementary? I do not understand what this question is asking and how I should answer. Please help if you can!
Help on Vectors & Geometry
(a) Given that A= 3i - j + 2k and B=2i + 3j - k find A x B (b) if A= i + j, B= 2i - 3j + k and C= 4j - 3k find (i) (AxB)x C (ii) Ax(BxC)
Geometry & Vectors
find an equation for the plane passing through the points Pi(3,1-2), Pii(-1,2,4) and Piii(2,-1,1)
Vectors & Geometry
Let A= Ai I + A2 J + A3 K and B= Bi I + B2 J + B3 K, prove that A.B = AiBi + A2B2 + A3B3
geometry
The perimeter of a square is 12 in. What is the area of the square?
geometry
How many liters are contained in a cube with each edge 1 m? a. 0.01 b. 10 c. 100 d. 1,000
geometry
If you were buying nuts, would you rather pay $9/kg or $4/500g?
geometry
2m 300mm = ____ cm
Geometry
If a/4=b/7, then a/b=?
Vector & Geometry
Prove that the projection of A on B is equal to A.b
Vector & Geometry
Determine the vector having initial point P(x¡,y¡,z¡) and the terminal point Q(x¡¡,y¡¡,z¡¡) and find its magnitude.
geometry
explain why x, 2x, or 3x cant represent the lengths of a side of a triangle
math
Use indirect proof with geometry What is one way you could determine if a point lies on the perpendicular bisector of a segment?
bookz
could i find a geometry book at the libray?
geometry
suppose the bases of the rectangle and triangle in the building above are doubled to 40ft,but the height of each figure remains the same.How is the force of the wind against the side of the building affected?
geometry
A parallelogram has sides 15cm and 18cm.The height corresponding to a 15cm base is 9cm.Find height corresponding to an 18cm base.
geometry
what is the area of a piece of fabric that has the measurement of (s - 4)
Geometry
Since line EF is parallel to line GH, angle 1 = angle 2. Since line FG is parallet to line HE, angle 3 = angle 4. Give reasons to support your answers.
geometry
“If Mary and Tom are classmates, then they go to the same school.” Which statement below is logically equivalent? If Mary and Tom do not go to the same school, then they are not classmates. If Mary and Tom are not classmates, then they do not go to the same school. I...
Geometry
Will any kite tessellate the plane? why or why not?
Geometry
A polyhedron has 33 edges and 20 faces. How many vertices does it have?
geometry
Name three regular polygons that will tessellate the plane
geometry
Answer the following questions to determine why Euler’s formula continues to hold for the polyhedron formed by cutting corners off of an octahedron, as in Figure 11.35(b): a. For an octahedron V = , ____,F = ____, and E = _____. b. When you slice off one corner of the oct...
geometry
a. Describe the different types of planes of symmetry and axes of symmetry of a regular octahedron. b. How many planes and axes of symmetry does a regular octahedron have? c. Make a sketch and compare the symmetry properties of a regular octahedron and a cube.
geometry
tell if the figure is a star polygon, a polygon, or other, and how many sides it has. {9/3}
geometry
Why does a regular pentagon not tessellate the plane?
geometry
Figures that correspond under a translation, rotation, or reflection are said to be translation congruent, rotation congruent, or reflection congruent. Position two congruent figures on a piece of paper to satisfy each combination of congruences listed. Use tracing paper, mirr...
geometry
Name three regular polygons that will tessellate the plane
geometry
What is the geometrical reason why sewer lids are round?
Geometry
If rectangle ABCD has a larger area than rectangle EFGH, does it follow that ABCD must have a perimeter larger than that of EFGH? Why or why not.
Geometry
Can I get help starting this exercise:- Let triangle ABC be such that AB is not congruent to AC. Let D be the point of intersection of the bisector of angle A and the perpendicular bisector of side BC. Let E, F, and G be the feet of the perpendicular dropped from D to line AB,...
geometry
describe the characteristics that a pyramid must have for it to have an axis of rotational symmetry
geometry
True or false? In every triangle, the centroid, incenter, and circumcenter are collinear.
Geometry
Find the coordinates of the midpoint of the segment whose endpoints are (-4, 6) and (-8, -2).
Math
t noon, ship A is 30 nautical miles due west of ship B. Ship A is sailing west at 16 knots and ship B is sailing north at 22 knots. How fast (in knots) is the distance between the ships changing at 7 PM? (Note: 1 knot is a speed of 1 nautical mile per hour.) Note: Draw yoursel...
Geometry
Describe the characteristics that a pyramid must have for it to have an axis of rotational symmetry.
geometry
What is the centroid of a triangle?
geometry
if <def < abc then <def <abc
analytical geometry
question what is the slope of the line 3x+2y=6 Answers: A.-1 1 over 2 B.-2 over 3 C.2 over 3 D.1 1 over 2
geometry
how would you compare and contrast a rhombus and a kite?
Geometry
How can you determine, without measuring any angles, weather a quadrilateral is a rectangle?
geometry
A guy wire is used to stabilize a utility pole. The wire is fastened to the pole 25 feet above the ground, and staked into the ground 4 feet from the base of the pole. (No stand-offs are used, the wire goes directly from the pole to the ground stake.) Someone recommends that m...
geometry
ok i'm having probelms with constructing perpendicular Bisectors....please help?
Geometry
Will a non-regular acute triangle tessellate the plane?
Geometry
If you marked the midpoints of the edges of a cube and sliced off all its corners through the midpoints of its edges, how many and what type of faces would the truncated figure have?
geometry
How are the radii of 2 two concentric circles related to the distance between them? I tried making an equation using their cirmcumferences but I was way off. All I did was subtract the inner circle's circumference from the outer circle's circumference and set it equal ...
geometry
Find a function that models the area A of a circle in terms of its circumference C.
Geometry
Which point of concurrency in a triangle is the point of intersection of the three altitudes of a triangle?
geometry
how would you solve this math problem: Given AC with endpoint a (16,-6) and midpoint M (3, 7). What are the coordinates of end point C?
Geometry - Conditional Statements/Proof
Rewire each statement as two if-then statements that are converses of each other. 18. Two angles are supplementary if and only if the sum of their measures is 180. 20. (x-4)(x+6) = 0 if and only if x = 4 or x = -6 22. Theorem 2-5 may also be worded in this way: "If altern...
Geometry
AB "union" AC, is a line, what is true about A,B and C
Geometry
Use the Law of Detachment to draw a conclusion. If the measures of two angles have a sum of 90 degrees, then the angles are complementary. measure of angle A + measure of angle B = 90. Could someone help explain the Law of Detachment so I can understand it better? And also, ho...
Geometry
The length of a median of a triangle is 36 units. How many units from the vertex is the median?
GEOMETRY
1 SPOOF IS A SET OF ALL PURRS. 2 SPOOF CONTAINS AT LEAST TWO DISTINCT PURRS. 3 EVERY LILT IS A SET OF PURRS AND CONTAINS AT LEAST TWO DISTINCT PURRS. 4. IF A AND B ARE ANY TWO DISTINCT PURRS, THERE IS ONE AND ONLY ONE LILT THAT CONTAINS THEM. 5. NO LILT CONTAINS ALL THE PURRS....
Pre Calc
I already asked this question and had some help, but I am still confused on a piece of it. I'm not sure what differentiate is. I understand how you got a and b, but I am confused with c. What is differentiate and how did you get the equation dA/dx = 72 - 6x^2 Question: Her...
Geometry
I really need help with this. Explain how the formula for the area of a triangle can be determined by using the formula for the area of a parallelogram.
Pre Calc To Reiny - Follow up on Pre-Calc Answer
Pre-Calc - Follow-up for Reiny - MUFFY, Saturday, October 3, 2009 at 10:27pm I wasn't sure if you would notice my question since it is so much later so I re-sent this as a new question. Please let me know if I shouldn't do that. I understand how you got a and b, but I ...
Pre-Calc
Here I am again stuck with another geometry type question. Here goes: A rectangle is inscribed between the x-axis and the parabola y=36-x^2 with one side along the x-axis. He drew the picture with the parabola at points (-6,0) (6,0) (0,6) the rectanle is drawn inside the parab...
math [geometry]
list the next two numbers in the sequence ... -2,0,4,12,28
GEOMETRYY
Two of the vertices of triangle ABC are A (1,2) and B(9,6). the slope of AC is 1 and the slope of BC is - 1/3. what are the coordinated of B? is theree a formulaa?
To Ms. Sue Math(Geometry)
Mathmatical pattern 4,6,9,13,18 I need formula as in y=x....
Geometry
How to construct Euler's line??? Anybody know any good websites or can just explain how to construct the orthocenter centroid and whatever else is in Euler's line????? Im Soooooo confused!!!!
Math(Geometry)
To Lauren - Ms. Sue, Monday, September 28, 2009 at 10:24pm What post? What is your question? In addition, your "name" can not be HELP ME NOW!!!! No one appreciates being screamed at to help you now! Using all caps online is like screaming at us. To Lauren - HELP ME N...
geometry
if sarah gets enough money to go to a movie, jenny will go. if jenny goes bob will go. if bob goes jake will go. only two people go to the movie, who are they?
geometry again again again again
If angle AFB= 8x-6 and angle BFC= 14x +8, find the value of x so that angle AFC is a right angle.
geometry again again again
Two angles are supplementary. one angle measures 12 degrees more than the other. Find the measures of the angles.
geometry again again
The measure of an angle's supplement is 44 less than the measure of the angle. Find the measure of the angle and its supplement.
Geometry again
Find the measure of angle T if the measure of angle T is 20 more than 4 times its supplement.
Geometry
Rays PQ and QR are perpendicular. p;oint S lies in the interior of angle PQR. If angle PQS equals 4+7a and angle SQR equals 9+4a, find the angle PQS and angle SQR. Can you please help me, I don't understand it.
geometry
In a triangle ABC, angle B is 3 times angle A and angle C is 8 degrees less than 6 times angle A. The the size of the angles. Size of angle A is = Size of angle B is = Size of angle C is = can someone please help me with this..? I am very weak at geometry...and math in general...
Pre-Calc
A pizzeria sells a rectangular 18 X 24 inch pizza for the same price that it sells its large 24" diameter pizza. If both pizzas have the same thickness, which option gives the most pizza for the money. Gosh I'm really rusty on my geometry. Can you give me an idea of h...
geometry
ughh i need help i dnt like proofs we'll here it the instructions write a two column proof the segment addition postulate is useful for this proof also. remember that the transitive && substitution properties are common in proofs this one requires substitution.. given is r...
geometry
A rectangular garden that is W ft wide is enclosed by 120 ft of fencing. How long is the garden?
geometry
write an equation of a line with undefined slope that passes through the point (3,-2
geometry
what does topologically equivalent mean? I have read the definition but I am still confused. I have a picture of a pretzel and am to figure out which picture (a pencil, a pipe or a trophy)is topologically equivalent to the pretzel. could someone explain this to me... none of t...
geometry
what does topologically equivalent mean? I have read the definition but I am still confused. I have a picture of a pretzel and am to figure out which picture (a pencil, a pipe or a trophy)is topologically equivalent to the pretzel. could someone explain this to me... none of t...
geometry
given: angle 1 is congruent to angle 2, angle measure 1=120 prove: angle measure 3=120
Geometry
The midpoint of line segment AB is (1,2). The coordinates of A are (-3,6). Find the coordinates of B. I know how to figure out midpoint, but I'm having trouble figuring out how to do this problem. Any help would be appreciated. :)
geometry
if each angle in a regular polygon is 157.5 degrees, how many sides does the polygon have?
geometry
-7 --- + (-5) 12 The negative seven is over the 12
geometry
-7 --- + (-5) 12 The negative seven is over the 12
Geometry
If the measure of an angle is 23o17’18’’, what is the measure of its supplement?
Geometry
What is an equation I can use to find the sum of the first 1000 counting numbers? I have been trying to find out how to figure out this problem, but can't find it my notes. Thanks in advance. :)
geometry
A careless person wrote, using the figure in the shape of a Y the the left ray is OA the right ray is OB and the straight ray is OC, the measure of angle AOB + the measure of angle BOC=measure of angle AOC. What part of the Angle Addition Postulate did that person overlook?
geometry
Whats the midpiont formula? I am totally blanking and i need it asap
(math) geometry
i have to find the next two terms for a pattern of H,He,LI,Be. I am confused any help?
Geometry
How do you factor out 4x(squared)-12x+5? Summer really messed up my memory, sorry :) :) :)
9th grade geometry
if RS=8y+4, ,,ST=4y+8 and RT=15y-9 find the value of y
Geometry
Find the value of the variable and VW if V is between U and W. UV=2,VW= 3x, UW=29 UV = r, VW = 6r, UW =42 UV = 4p - 3, VW = 5p, UW =15 UV = 3c+29, VW = -2c-4, UW = -4c Need a site to explain how to do these. Teacher not clear on explaining.
geometry
slope,distance,midpoint can you me
Geometry
Can you just help me with this thanks Directions: Tell which property is being used for each step I will give you an example Example: prove that if 4x-8=-8 then x=0 Given: 4x-8=-8 Prove: 0 A. 4x-8=-8 Given B. 4x-0 Addition property C. x=0 Division property Problem I need help ...
geometry
POSTULATES: how do I solve angle postualates? what are the steps?
Geometry 1
This is probably quite simple, but I was sick and missed the last few lessons. Anyway, here's the problem: Draw, mark, and label each figure: Rhombus EQUL with diagonals EU and QL intersecting at A. The intersecting at A is what's confusing me--as I said probably simpl...
Geometry
I need help asap please Which figure above, if any, is topologically equivalent to the given figure? Identify the topologically equivalent figure by letter. A pretzel a.pencil b.pipe, c.trophy
geometry
Can some one please help me figure the angles out? sorry I can't copy and paste the figures... The 17in x 17in square below is given. We have chosen 4 points M, N, P, and Q one on each of its sides as shown in the figure and joint them to obtain a new four sided figure in ...
geometry
Write an expression for the quantity 506000cm in which it is clear that all the zeros are significant.
Geometry
The inside lane in the track is 50m and the outside of the track is 100m 4 lanes are added around the outside of the track shown above. Each lane is 1 meter wide and the lanes are immediately next to each other with no space in between. If Teresa runs once around the outside l...
geometry
i have a triangle and i have to find the primeter....here are the measurements...3/8...3/8..3/8 on each side. 3/8+3/8+3/8=9/8?
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?
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