# Questions on Geometry: Points, lines, angles, perimeter answered by real tutors!

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 Geometry: Points, lines, angles, perimeter Solvers Lessons Answers archive Quiz In Depth

 Question 374342: Find the vertex of the parabola. y = -4x2 - 16x - 11 Possible answers (5, 2) (2, 5) (-2, 5) (5, -2) any help would be great Click here to see answer by Jk22(389)
 Question 374342: Find the vertex of the parabola. y = -4x2 - 16x - 11 Possible answers (5, 2) (2, 5) (-2, 5) (5, -2) any help would be great Click here to see answer by ewatrrr(10682)

 Question 375376: A cylinder 126 cm high has a circumference of 24 cm. A string makes exactly 7 complete turns round the cylinder while its two ends touch the cylinder's top and bottom. How long is the string in cm? Click here to see answer by Alan3354(30968)

 Question 379456: Write an equation for the line parallel to AB that contains point C AB:3x+2y12, C(6,-2) Click here to see answer by Alan3354(30968)

 Question 380050: what is an equation that passes through (-1,3) that is parallel to y=2x-8? Click here to see answer by stanbon(57224)

 Question 380143: what is the distance of the segment formed by joining the following two points on a coordinate?(8,4)and(-7,-4) Click here to see answer by robertb(4012)

 Question 380132: what is the y intercept of the line represented by the equation 3over 2 x + 2y = 6? Click here to see answer by rfadrogane(214)

 Question 382130: Write the equation of the line with slope and y-intercept (0, 3). Could someone show me how to do this. Click here to see answer by robertb(4012)

 Question 382129: Write the equation of the line with slope –4 and y-intercept (0, –9).mCould someone please how me how to do this. Thank you Click here to see answer by robertb(4012)
 Question 382129: Write the equation of the line with slope –4 and y-intercept (0, –9).mCould someone please how me how to do this. Thank you Click here to see answer by mananth(12270)

 Question 382411: Graph: y = -5 and describe what kind of line is y = -5? Click here to see answer by jim_thompson5910(28476)

 Question 383114: A line passing through (6,10) and (-1,y) is perpendicular to a line with slope 7/2. Find the value of y. Any help would be helpful tryign to figure out points and slop and like to see how it is done . i am a viuable person Thank you Click here to see answer by stanbon(57224)

 Question 383178: How do i draw four points J, K, L, and M, no three of which are collinear Click here to see answer by richard1234(5390)

 Question 383087: Find the slop of any perpendicular to the line through points (8,4) and (9,7) can someone please show me have to do problems like this where i can do my homework Thank you Click here to see answer by ankor@dixie-net.com(15625)

 Question 384061: perpendicular distance between the lines x=3 and x=-3 Click here to see answer by Fombitz(13828)

 Question 384882: i need to plot the graphs of equations and use the X and Y intercept method, and a check point. Using the X value when solving for the chechpoint. 4x-3y=12 checkpoint is: 1 i got for the x intercept (3,0) i got for the y intercept (0, -4) but i am having troubles with the checkpoint (1,?) Click here to see answer by stanbon(57224)

 Question 384893: i have to plot the graph of the following equations using the X and Y intercept method, and a checkpoint. Using the X value when solving for the checkpoint. 5x-6y=30 checkpoint=2 i got for the x intercept (6,0) i got for the y intercept (0,-5) and the checkpoint is (2,?) -need help with the checkpoint problem. Click here to see answer by rfer(12646)

 Question 384871: I have to find the slope of each line and determine if the pair is parallel, perpendicular, or neither. equation 1: 2x+y=4 equation 2: -4x+2y+6 Click here to see answer by rfer(12646)

 Question 387064: ____\_______m 117 \ _______\______n 3x \ how do i solve this for m to be parrallel to n - Click here to see answer by stanbon(57224)

 Question 387514: the percentage of workers receiving direct deposits of their paychecks went from 32% in 1994 to 60% in 2004 let 1994 be year 0 and 2004 be year 10 a) write the equation of the line through (0,32) and (10,60) to model the growth of direct deposits Click here to see answer by robertb(4012)

 Question 387783: Determine whether WX and YZ are parallel, perpendicular , or neither W(4,3) X(7,-1) Y (5,5) Z(7,3) Click here to see answer by Fombitz(13828)

 Question 388731: Use point-slope form to write the equation of the line passing through the two given points. Write the equation in slope-intercept form. P(8,0), Q(10,-6) y=_______________ Click here to see answer by MathLover1(6617)

 Question 388174: Figure is similar. Points A, B, C, D, E, F. AB=DE, BC=CD=EF. AB does not equal BC. "Give the postulate(s), definition(s), properties, or previous statement(s) that make each statement about the diagram true." 8.CE=AC 10. Line segment CE is congruent to line segment DF (Sorry I'm putting 2 problems here, but they go to the same figure) Click here to see answer by jerryguo41(162)

 Question 388908: I am trying to figure out how you get the answer to: If T is the midpoint of SU, find the values of X and ST. Example: straight line with S____________T____________U. Under ST is 7X and under TU is 4X + 30. Thanks Click here to see answer by Earlsdon(6287)

 Question 388987: THe ratio of the angles of a triangle is 1:2:3. If the shortest side of the triangle has length 5 square root of 3. what is the length of the next larger side? Click here to see answer by richard1234(5390)
 Question 388987: THe ratio of the angles of a triangle is 1:2:3. If the shortest side of the triangle has length 5 square root of 3. what is the length of the next larger side? Click here to see answer by josmiceli(9652)

 Question 389312: Hello, I can't seem to figure this out and was hoping someone could help. Find the coordinates of point D on line BC such that AD is the shortest distance from A to BC for A(9,9, B(-1,-1), and C(-2,2). Thanks. Click here to see answer by robertb(4012)

 Question 389866: The slope of the line joining the coordinate points (3, -1) and (-4, 7) is - Click here to see answer by Earlsdon(6287)

 Question 389880: What is the midpoint of the segment joining (12, 2) and (-5, -7)? Click here to see answer by rfer(12646)

 Question 390952: We are learning about The Triangle Inequality and I am stuck on a question: If the sides of a triangle have the following lengths, find all possible values of x. AB=2x+5, BC=3x-2, AC=4x-8 (The answer the book has is X > 3, but I am not sure how) Thanks. Click here to see answer by jim_thompson5910(28476)

 Question 392960: two lines are parrallel one passes through the points (-3,4)and (5,k)and the other has slope -2.what is the value of k? Click here to see answer by robertb(4012)

 Question 393303: A 25 meter long diagonal piece of wood runs across a rectangular platform that has a length-to-width ratio of 4:3. What are the dimensions of the platform. I was thinking that you have to set up a proportion like 4/3 = 25/x, but I'm not sure if this is correct or not. Click here to see answer by scott8148(6628)

 Question 393711: Determine the equation of each circle. a) centre (2,-5) and radius 7 b) centre (-1,3) and passing through (4,1) Click here to see answer by Alan3354(30968)

 Question 393714: The equations of two lines are 2x – y + 3 = 0 and 4x – 2y – 8 = 0. Find the horizontal distance and vertical distance between the two lines. Click here to see answer by Alan3354(30968)

 Question 394834: T is the midpoint at PQ PT= 5x+3 TQ= 48 x= ? Click here to see answer by mananth(12270)

 Question 395219: The slope of the line passing through points (5,0) and (7,4) Click here to see answer by mananth(12270)

 Question 395218: Points (2,4) and (5,__) lie on a line whose slope is 7/3. Click here to see answer by mananth(12270)

 Question 395488: Lucas, Rebbecca, and Brandon order a large pizza. They decide to split the cost according to how much they will eat. Brandon pays \$4.46, rebecca eats 1/5 of the pizza, and lucas eats 5/12 of the pizza. How much did the pizza cost? Click here to see answer by josmiceli(9652)

 Question 395326: How do I solve the following? A, B and C are collinear points and BC=5y+3, AC=3y-1. One point is the midpoint between the other two. Which point is the midpoint and how long is the segment? Click here to see answer by robertb(4012)

 Question 396275: A plank is 13 feet long and reaches 12 feet up the side of a building. How many feet is the bottom of the plank from the base of the building? Click here to see answer by ewatrrr(10682)

 Question 396621: pls. help me solve this prob. thank you.... 1. find the equation of the line through (-3,2) with slope -1/3 2. find the equation of the line parallel to 3x-2y=3 and passing through (4,6). 3. find the equation of the line through the y-intercepts of the lines 3x+4y-12=0 and 3x-y-9=0. Click here to see answer by ewatrrr(10682)

 Question 396698: can a line segment have the same amount of points as a line??? infinity??? Click here to see answer by MathLover1(6617)

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