Questions on Geometry: Length, distance, coordinates, metric length answered by real tutors!

Tutors Answer Your Questions about Length-and-distance (FREE)

Question 390001: Can you help me solve this problem please.
The length of the line segment that joins two points whose coordinates are (4,-1) and (7,5) is
Click here to see answer by josmiceli(9645)

Question 390005: what is the length of the segment that joins two points whose coordinates are (4,-1) and (7,5)?
1) 5
2) 29
3) 13
4) 45
Click here to see answer by jim_thompson5910(28476)

Question 390006: what is an equation of the line that passes through the point (1,4) and has a slope of 3?
1) y = 3x +1
2) y = 3x +4
3) y = 3x -1
4) y = 1/3x + 4
Click here to see answer by josmiceli(9645)

Question 390009: if the measure of the angles of a triangle are in the ratio 2:3:4, the measure of the smallest angle is
1) 60 degrees
2) 20 degrees
3) 40 degrees
4) 80 degrees

Click here to see answer by user_dude2008(1861)

Question 390012: a translation moves A(2,3) onto A' (4,8). What are the coordinates of B', the image of B(4,6) under the same translation?
1) (12,18)
2) (8,12)
3) (6,8)
4) (6,11)
Click here to see answer by user_dude2008(1861)

Question 390019: If M(-2,5) is the midpoint of AB and the coordinates of A are (4,7), what are the coordinates of B?
1) (1,6)
2) (-8,3)
3) (2,12)
4) (-8,6)
Click here to see answer by robertb(4012)

Question 390297: Hi,
I need help on the following questions and please explain how you did them.
1) show that (4,4) is one the perpendicular bisector of the line segment joining (-2,12) and (4,-6).

2) find the value of K for which the line joining (2.1,3.3) and (K,-3.2) is parallel to the line joining (-1,-2) and (1,3).
Thank you so much!!!
Click here to see answer by ewatrrr(10682)

Question 390513: why cant u use the fourmula 4 the perimeter of a rectangle to find the perimeter of a square

Click here to see answer by edjones(7569)

Question 391025: Given line XY, how many points on the line are exactly 3 inches away from point X? Explain.
Click here to see answer by Alan3354(30924)

Question 391025: Given line XY, how many points on the line are exactly 3 inches away from point X? Explain.
Click here to see answer by richard1234(5390)

Question 391065: I'm studying for the GED and I really need help with this question. If two sides of a triangle are 6.5 and 8.5 inches long, which of the following cannot be the length of the third side? A. 5.5 inches, B. 6.5 inches, C. 9.5 inches, D. 12 inches, and E. 15 inches. How do you figure it out?
Click here to see answer by solver91311(16868)

Question 391521: Please help, thanks a bunch
A bicyclist is riding in a hilly area. She approaches a hill, and when she arrives at the bottom of the hill she is traveling at a speed of 15.0 m/s. After 1.0 minutes, she arrives at the top of the hill, and her speed is now 7.0 m/s. What is her average acceleration in m/s^2?
Click here to see answer by josmiceli(9645)

Question 391537: I need some help please
Imagine you are traveling to chicago, and you pass a mile marker that says you have 191 miles to go. How long will it take you to get to chicago if your average speed for the rest of the trip is 66 mi/h?
Click here to see answer by josmiceli(9645)

Question 391534: I need some help please
What is the acceleration of a car that can go from 0 to 60 mi/h in 6.0 seconds? Your answer should be in mi/h^2.
Click here to see answer by josmiceli(9645)

Question 391548: I'm not sure how to help my son with this question. Been out of school too long and any help is appreciated.
What is the greater acceleration rate? A runner who can go from 0 m/s to 12 m/s in 10.0 seconds, or a runner who can go from 0 mi/h to 18 mi/h in 10.0 seconds?
Click here to see answer by mananth(12269)

Question 391558: I need help
What is the greater acceleration rate? A runner who can go from 0 m/s to 12 m/s in 10.0 seconds, or a runner who can go from 0 mi/h to 18 mi/h in 10.0 seconds?

Click here to see answer by Alan3354(30924)

Question 391496: I need help please. Thanks a bunch in advance.
Imagine you are traveling to chicago, and you pass a mile marker that says you have 191 miles to go. How long will it take you to get to chicago if your average speed for the rest of the trip is 66 mi/h?
Click here to see answer by ankor@dixie-net.com(15622)

Question 391651: find the distance between the points to the nearest tenth
j(2,-1) k(2,5)
Click here to see answer by mananth(12269)

Question 391520: in segment AB, M is the midpoint. If AM=3x+5 and MB=-2x-20 what is the measure of segment AB?
Click here to see answer by robertb(4012)

Question 391688: Two trains from the points A and B moving in opposite direction , at the point they meet the second train travels 120 kms more than the first. The speeds are 50kmph and 60kmph respectively find the distance between A and B?
Click here to see answer by ankor@dixie-net.com(15622)

Question 391857: Find the length of the segment with endpoints L(-2,4) and M(1,-3)
Click here to see answer by rfer(12644)

Question 392141: There is a square with each of it’s side is of 2m. An octagonal is cut-of from this square by cutting it’s edge such that the octagonal has all it’s sides equal. Find out the length of each side of the octagonal?
Click here to see answer by robertb(4012)

Question 392406: Find RT for R(-2, 5) and T(-3, -6). Round to the nearest tenth.
Click here to see answer by stanbon(57203)

Question 392406: Find RT for R(-2, 5) and T(-3, -6). Round to the nearest tenth.
Click here to see answer by NancyLam(35)

Question 392510: If one end point of a line segment is (-6,4), and the midpoint of the segment is (-2,7), how do you find the other end point?
Click here to see answer by stanbon(57203)

Question 392510: If one end point of a line segment is (-6,4), and the midpoint of the segment is (-2,7), how do you find the other end point?
Click here to see answer by Alan3354(30924)

Question 392711: Two sides of a triangle have lengths 8 and 7. which inequalities describe the values that possible lengths for the third side? show process

all i know is that in an example in my book i had to subtract 8 and 7, then add 8 and 7, and something with an x. but I'm beyond confused.
Click here to see answer by ewatrrr(10682)

Question 392710: I have a diagram. with this information.
A triangle, with a on the bottom left, c on the top middle, and b on the bottom right. line AC = 7 line CB = 8 Line AB = 9.
The question is.
name the smallest angle, largest angle, and write an inequality comparing all three angles, then list the sides in order from shortest to longest.
Click here to see answer by Edwin McCravy(8879)

Question 393070: Please help me solve this problem.

A guy wire whose grounded end is 11 ft from the post it supports makes an angle of 60.4 degrees with the ground. If the wire is attached to the top of the post, find the height of the post to the nearest tenth of a foot.

Click here to see answer by mananth(12269)

Question 393068: Please help me solve this problem.

A square table has a perimeter of 248 inches. Find the length of each edge of the table.

Click here to see answer by mananth(12269)

Question 393644: how long is the line that joins the points A (2,1) and B (8,2)?
Click here to see answer by jsmallt9(3296)

Question 393646: A ship leave port and steams 100km due North. It then turns and steams 120km due East. How far is it from port now?
Click here to see answer by nerdybill(6948)

Question 394682: the midpoint of the segment joining points (12,8) and (2,-6) is point _____
Click here to see answer by ewatrrr(10682)

Question 394682: the midpoint of the segment joining points (12,8) and (2,-6) is point _____
Click here to see answer by josmiceli(9645)

Question 395097: A rectangular field is to have an area of 25m^2 and is to be surrounded by a fence. The cost C of the fence is 20 dollars per meter of length. Express the total cost of the fence in terms of the width of the field (use the variable 'w' for width).
Click here to see answer by richard1234(5390)

Question 395220: The y-coordinate of a point tells the distance from that point to the ____ -axis
Click here to see answer by mananth(12269)

Question 395217: The distance between points (-1,7) and (3,10) is ______
Click here to see answer by mananth(12269)

Question 395440: If you have a rectangular space with dimensions of 180 ft. x 75 ft., and 20,000 square feet is required by 45 cars, do you have sufficient space for 46 cars?
Click here to see answer by rfer(12644)

Question 395611: pls. help me solve this prob. tnx.
prob. 1. find the equation of side segment AC. whose vertices A(0,5), B(0,-3), C(5,0)
Click here to see answer by ewatrrr(10682)

Question 396486: find the radius and diameter of a circle whose circumference is 60π meters?

Click here to see answer by rfer(12644)

Question 397071: how do you use squares to find lengths?
Click here to see answer by richard1234(5390)

Question 397114: I'm so stuck on this question! I don't even know where to start! please help!
"Use Coordinate geometry to verify that the triangle formed by the points (3,5) , (7,3) and (-5,4) is isosceles "
Click here to see answer by richard1234(5390)

Question 397109: I'm so lost on this question! Please help!!
" use coordinate geometery to prove that the diagonals of a square are perpendicular"
Click here to see answer by robertb(4012)

Question 397109: I'm so lost on this question! Please help!!
" use coordinate geometery to prove that the diagonals of a square are perpendicular"
Click here to see answer by solver91311(16868)

Question 397690: 2 numbers have a ratio of 3:7. Thier difference is 24. Find them
Click here to see answer by Fombitz(13828)

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