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

Tutors Answer Your Questions about Points-lines-and-rays (FREE)

Question 824074: Please would someone help me with this math problem?
C is the midpoint of line ED, line CD = 6 + x and line CE = 2x + 1 , what is the length of line ED?
thank you
Click here to see answer by fcabanski(1391)

Question 824526: AOB is a straight line. if a= 72 degree what is b?

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Question 824810: The line h contains the points (6,-2) and (-4,10). The equation of the line k is ax+6y+12=0 and k is perpendicular to h. Find the value of the real number a. Please help..
Click here to see answer by josgarithmetic(39614)

Question 824807: The point (-1,-5) is equidistant from the lines 3x-4y-2=0 and 3x-4y+k=0, where k can not equal -2. Find the value of k. Please help..
Click here to see answer by josgarithmetic(39614)

Question 824591: find the equation of the line parallel to 2x+5y=0 and passing through the mid-point of the line segment joining A(2,7) and B(-4,1)
Click here to see answer by ankor@dixie-net.com(22740)

Question 825054: The angle from the line through (-1,y) and (4,-7) to the line through (4,2) and (-1,-9) is 135 degrees. Find y
Click here to see answer by Edwin McCravy(20054)

Question 825351: Circumference of a circle with a 7.5-cm radius
Click here to see answer by Alan3354(69443)

Question 825549: Geometry subject: Angles and Parallel Lines
Measure of angle 1 + Measure of angle 5 = 230. Find measure of angle 6.
I don't understand where to start at because there are not any numbers besides 230.
Click here to see answer by math-vortex(648)

Question 825805: What letters have point symmetry?
Click here to see answer by Edwin McCravy(20054)

Question 826129: find the slope of the line that passes through the points.
#1. (3,5),(5,6) #2. (2,1),(0,6)
Click here to see answer by rfer(16322)

Question 826129: find the slope of the line that passes through the points.
#1. (3,5),(5,6) #2. (2,1),(0,6)
Click here to see answer by stanbon(75887)

Question 826859: What is the perimeter of an isosceles trapezium with a height of 6 cm and two parallel sides of 15 cm and 7 cm ?
Click here to see answer by richwmiller(17219)

Question 826859: What is the perimeter of an isosceles trapezium with a height of 6 cm and two parallel sides of 15 cm and 7 cm ?
Click here to see answer by MathTherapy(10549)

Question 827652: What is the number of degrees that the hour hand of a clock moves through noon and 2:30 pm of the same day?
Click here to see answer by josgarithmetic(39614)

Question 828236: Find the equation of the line parallel to the line x-3y=2 and passing at a distance 2√10 from the given line.
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Question 828236: Find the equation of the line parallel to the line x-3y=2 and passing at a distance 2√10 from the given line.
Click here to see answer by josmiceli(19441)

Question 828237: Find the equation of the line parallel to the line x-3y=2 and passing at a distance 2√10 from the given line.
Click here to see answer by josgarithmetic(39614)

Question 828426: *Please answer this A.SA.P!! Please help~!!!!!
Click here to see answer by richwmiller(17219)

Question 828427: The sides of a regular pentagon are produced to form a star-shaped figure. The star-shaped figure is in a circle.
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Question 828913: The base of an isosceles triangle is 29 cm and the perimeter is 75 cm. How long is a leg?
Click here to see answer by jim_thompson5910(35256)

Question 829839: the angle from the line through (-1,10) and (4,-7)to the line through (4,2) and (-1,-9) is 135.find y
Click here to see answer by josgarithmetic(39614)

Question 830240: A line has a slope of -1 and passes through the points 4,2,3and y.What it's the value of y.

Click here to see answer by jim_thompson5910(35256)

Question 830536: Well, our teacher is giving us this sheet, but I do not know how to do it or understand it. " Use your eight unit protractor ( its out of paper) to measure the angle between the leg of your desk/table and the floor.
b) Find an angle in your house that is larger than the angle in part a) (That was the one above) and Describe where you found that angle. Measure the angle with your paper 8 unit protractor. Record it's measure.
c) Find an angle in your house that is smaller than the angle that you found in part a). Describe where you found it. Measure the angle with your 8 unit protractor. Record it's measure. I don't know how to do it. Please help! P.S it is due tomorrow
Click here to see answer by KMST(5328)

Question 830778: W� y� 76� v� 25� y� x� 42�
Click here to see answer by Alan3354(69443)

Question 831313: The slope of AB is�2/5.�A(3, k) is a point on the line AB.� Find k if B(-7, 0).
Click here to see answer by josgarithmetic(39614)

Question 832270: The lengths of the two longer sides of a right-angled triangle are respec-
tively one inch shorter and one inch longer than three times the length of the shortest side. Find the length of the hypotenuse
Click here to see answer by Fombitz(32388)

Question 832486: Find the midpoint of the segment from Point A (2, -3) to Point B (-1, 9).

Click here to see answer by Alan3354(69443)

Question 832486: Find the midpoint of the segment from Point A (2, -3) to Point B (-1, 9).

Click here to see answer by math-vortex(648)

Question 835982: Find the coordinates of the midpoint of the segment whose endpoints are H(2,1) and K(10,7).
A)(12,8)
B)(8,6)
C)(4,3)
D)(6,4)
Click here to see answer by LinnW(1048)

Question 835982: Find the coordinates of the midpoint of the segment whose endpoints are H(2,1) and K(10,7).
A)(12,8)
B)(8,6)
C)(4,3)
D)(6,4)
Click here to see answer by Tatiana_Stebko(1539)

Question 835809: If the perimeter of a rectangle and square are equal and the ratio of the two adjacent sides of the rectangle is 1:2, then the ratio of area of the rectangle and that of the square is
Click here to see answer by LinnW(1048)

Question 826947: If the line passing through the points
(a, 1) and (−10, 9)
is parallel to the line passing through the points
(−3, 8) and (a + 2, 1),
what is the value of a?
Click here to see answer by LinnW(1048)

Question 836655: A line passes through the two points (4,1) and (-2,5). Find the perimeter of the triangle bounded by this line and the coordinate axes.
I have no idea how to do this problem. I found that the hypotenuse of the triangle is sqrt52 but I don't know what else to do. Please help!
Click here to see answer by richard1234(7193)

Question 836966: Find the value of x and BC if B is between C and D, CB=2x, BD=4x, and CD=36.
Click here to see answer by dfrazzetto(283)

Question 837215: sir please help me i badly need it now.. thanks..
Find the equation of the line through (-3,5) which makes the angle of 45 degrees with the line 2x+y=12 . its analytic geometry sir..
Click here to see answer by LinnW(1048)

Question 837320: In what direction is the line containing the point (5, -6) and (-2, -6) ?
A. Down and to the right.
B. Vertical
C. Horizontal
D. Up and to the left
Click here to see answer by thejackal(72)

Question 838214: S,u,n are collinear. What point is between the other two if NU=1, SU=2, SN=3? NU+US=NS

Click here to see answer by Fombitz(32388)

Question 838656: Determine whether the three points are colliner : (3.2) , (4,6) and (0,-8).
Click here to see answer by Fombitz(32388)

Question 838183: A triangle has one side with a measure of 5 centimeters and another side with 12 centimeters. Is it possible for the third side to have a measure of 7 centimeters?
Click here to see answer by KMST(5328)

Question 838925: Use the accompanying figure to name the postulate that explains this statement: Points R and Z are in line ZR.
Click here to see answer by Theo(13342)

Question 839791: Find the length of AB (2,3) (-3,-5) using Pythagorean Relationship. Round to the nearest Whole number.
Thank you.
Click here to see answer by LinnW(1048)

Question 837337: In what direction is the line containing the points(-4, -6) and (-2, 8) going?
A. Up and to the right.
B. Vertical.
C. Down and to the right.
D. Horizontal.
Click here to see answer by LinnW(1048)

Question 834144: the measure of two complementary angles are 2x-10 and 4x-2

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Question 840236: u+u+(u/24)+v=360. what is the value of u and v?

Click here to see answer by Fombitz(32388)

Question 840237: u+u+(u/24)+v=360 . What is the value of u and v?
Click here to see answer by Fombitz(32388)