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

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Question 76782: Can someone please help me with this question?
The length of a rectangle is 6 inches less than twice the width. The perimeter is 42 inches. Find the length and width.
The length is inches;
The width is inches.
Thank You,
Sabrina

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Question 77552: Give the standard form of the equation of the line that is perpendicular to
y=6/5x+4 and contains (-8,4).

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Question 77723: Find the length of JK when J is (-5, 4) and K is (3, 2).
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Question 78573: Geometry. For the floor plans given in exercise 27, determine whether the side
through the points (2, 3) and (11, 6) is perpendicular to the side through the points
(2, 3) and (-3, 18).

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Question 79525: 4 points lie on a plane so that no 3 of them lie on a line. if lines are drawn connecting all pairs of these points, how many such lines are there?
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Question 79647This question is from textbook geometry reasoning
: One side of a kite is 6 cm less than 4 times the length of another. The perimeter of the kites is 68 cm. Find the length of each side of the kite. This question is from textbook geometry reasoning

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Question 79657This question is from textbook geometrry reasoning
: A forest ranger spots a fire from a 21-foot tower. The angle of depression from the tower to the fire is 12 degrees.
a. Draw a diagram to represent this situation.
b. To the nearest foot, how far is the fire from the base of the tower? Show the steps you use to find the solution.
This question is from textbook geometrry reasoning

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Question 79646This question is from textbook geometry reasoning
: Write an equation in slope-intercept form of the line having the given slope and y-intercept.
m: - 4/5, (0,-3)
This question is from textbook geometry reasoning

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Question 79874: I have been helping my son with his homework and I myself need help w/ this problem.
Points X,Y, and Z are collinear, w/ point X between points Y and Z. If XY = 14.8 and YZ = 18.2, find XZ.

Thank you for the help.
Angela

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Question 79874: I have been helping my son with his homework and I myself need help w/ this problem.
Points X,Y, and Z are collinear, w/ point X between points Y and Z. If XY = 14.8 and YZ = 18.2, find XZ.

Thank you for the help.
Angela

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Question 80097: find the slope and y-intercept of the line represented by the following equation.
2x-3y=6

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Question 80259: Please help and believe me I have tried to work this I have no idea how to do the 1st sept to solve this.

Write the equation of the line with given slope and y-intercept. Then graph each line using the slope and y-intercept. Then graph each line using the slope and y-intercept. Slope: -2;y-intercept: (0,4). step by step on what to do to get the equation line with the given slope and y-intercept. What is the step by step order of operations to get the the graph of each line using the slope and the y-intercept.

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Question 80580: L has y-intercept (0, -3) and is parallel to the line with the equation y=2/3x + 1,
L has y-intercept (0,2) and is perpendicular to the line with equation 2x - 3y=6.

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Question 80818: Find the coordinates of the image of a segment whose endpoints are:
D(-2,3) and K(1,2) after each transformation.
A translation of right 4 and down 2?
A reflection over the x-axis?
A rotation of 90 degrees about the orgin?

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Question 81151: i need to know circumference of the cicle of r=3 cm.
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Question 81121: one of two complimentary angles measures 30 degrees more than three times the other,find the measure of each angle
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Question 82117: My question is:
A rectangle has sides of 3x-4 and 7x+10. Find the expression that represents its perimeter.
Could someone help me with this one and show me how you set it up to find the answer? Thank You.

Click here to see answer by checkley75(3666) About Me 

Question 82181: I submitted this problem and I am not quite sure it was done right. Can I get someone to show me how to do this again. Please?I think I am suppose to use the distance formula, right? Then what?
Find the distance between (–3, –2) and (1, 4)
It has multiple choice answers and they are:
27
2√5
2√13
√10

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Question 83100This question is from textbook
: Which of the following has only one-dimension and extends without end in opposite directions.
A. a plane
B. point
C. line
D. segment
This question is from textbook

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Question 84126: if ac is parrallel to ef, m
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Question 84566: what is the midpoint between (-7,2) and (3,0)? i tried using the midpoint formula, but i still cannot figure out the right answer.
thanks for your help

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Question 85769: Points A,B, and C lie on circle R and C does not lie on arc AB. If Arc AB = 125, then (a) angle ARB=___and(b) arc ACB=___
The medians of triangle ABC intersect at a point that is ___ the distance from A to the midpoint of line BC
What is the locus of points in a plane that are 1.5m from a given point P in the plane?

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Question 86732: please help me solve this problem: what is the slope of the line 3x+2y=6 ?
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Question 86733: please help me solve this question: the following two lines interect at point P; 4x-3y=6, 4x-y=10 what are the coordinates of the point P?
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Question 87003: Please help me solve my assignment. Thank you.
Points N, R and T lie in a straight line. R lies between N and T. If RT = 4/3 NT
and RT = 100, find NT.

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Question 87037: Please help me solve my assignment. Thank you.
Points K, L and M are collinear and the coordinates of L is greater than the coordinate of K. If KM = ML = 6, and the coordinate of M is 3. What are the coordinates of K and L?

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Question 87449: 23) Plot points with coordinates (2, 3), (3, 4), and (4, 5) on the given graph (shown in the text). What do you observe? Can you give the coordinates of another point with the same property? Note: It is not necessary to provide a graph with your answers for this problem – but please do answer both questions!
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Question 87759: sketch two lines that lie in a planebut do not intercept
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Question 87776: Find the slope and y-intercept of the line represented by each of the following equations.
2x – 3y = 6



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Question 88048: The length of a rectangular playing field is 5ft less than twice its width.If the perimeter of the playing field is 230ft,find the length and width of the field.
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Question 88579This question is from textbook
: find the point on the positive y-axis that is a distance 5 from the point P(3,4)This question is from textbook

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Question 89028: WHat is the perimeter of a rectangle with a length of 23 ft. and a area of 322 sq. ft?????
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Question 90914This question is from textbook
: the length of each side of a square is 3/5x+1. what is the perimeter of the square?This question is from textbook

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Question 91020: Find the slope of any line perpendicular to the line through points (0,5) and
(-3,-4).

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Question 91019: What is the equation of the line passing through each of the given pairs of points. Result in slope-intercept form, where possible.
(-1,3) and (4,-2)

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Question 92882: I need to complete the conjecture based on the pattern that I see in this specific cases.
Conjecture: For any number two numbers a and b, the product of (a+b) and (a-b) is always equal to _?_
(2+1)*(2-1)=3=2^2-1^2 (4+2)*(4-2)=12=4^2-2^2
(3+2)*(3-2)=5=3^2-2^2 (6+3)*(6-3)=27=6^2-3^2
I have no clue on how to do this one!!
Please help!!!!!

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Question 92877: I am trying to show the conjecture is false by finding a counterexample.
The square of the sum of two numbers is equal to the sum of the squares of the two numbers. That is, (a+b)^2= a^2+b^2.
I have absolutely no clue of how to even begin to work this problem because I do not have a book, this is a workbook.

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Question 93001: Please help me. Find the perimeter of the given figure. The given figure is a rectangel. length
Width

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Question 93705: A right Triangel with 19'H,27'10"L=_____length of slope.
I beleve it is 33'8.1/2" or not help

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Question 94030: slope 5, containing the points (3,2)
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Question 94488: M is midpoint of pq
L is midpoint of mn
N is midpoint of mq
MN=10
LQ=?

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Question 94863This question is from textbook Geometry
: Three lines that intersect as the same point must all be in the same plane. I don't understand it at all. Thank you.This question is from textbook Geometry

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Question 94924This question is from textbook GEOMETRY
: The question is: Any three points are contained in exactly one plane. I think the answer is true, but I want to make sure I can explain it correctly.
Thanks
This question is from textbook GEOMETRY

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Question 94930This question is from textbook GEOMETRY
: The question is: Three planes may all intersect each other at exactly one point. Would the answer be true and the explanation like the ceiling answer you gave someone else? The three planes going thru each other will have one point at the ceiling's corner?
Thank you again.
This question is from textbook GEOMETRY

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