# Questions on Geometry: Proofs in Geometry answered by real tutors!

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 Geometry: Proofs in Geometry Solvers Lessons Answers archive Quiz In Depth

 Question 261883: The Question says: Given: segment AB is parallel to segment DC; segment BC is parallel to segment AE Prove: BC/EA = BD/EB I dont understand how to do proofs Click here to see answer by richwmiller(9135)

 Question 261968: i need to know all the resons for a geometry proof Click here to see answer by richwmiller(9135)

 Question 262405: I need help with INDIRECT PROOFS. Given: -4x + 2 <-10 Prove: x > 3 All I know is that you have to do the opposite which would be -4x + 2 is greater than or equal to -10. That is as far as I have gotten and I do not know where to go from there. Click here to see answer by richwmiller(9135)
 Question 262405: I need help with INDIRECT PROOFS. Given: -4x + 2 <-10 Prove: x > 3 All I know is that you have to do the opposite which would be -4x + 2 is greater than or equal to -10. That is as far as I have gotten and I do not know where to go from there. Click here to see answer by drk(1908)

 Question 262375: I was given that GHJN and JKLM are parallelograms. H and M are collinear and N and K are collinear. I have to prove that angle G is congruent to angle L. The picture is two parallelograms and it is connected by a corner. Click here to see answer by Edwin McCravy(8879)

 Question 263160: What is XY if: WXYZ is a square, WX=1-10x, YZ=14+3x ? Click here to see answer by Alan3354(30957)

 Question 263295: If an angle bisector of a triangle is the perpendicular bisector of the opposite side, then the triangle is isosceles. Click here to see answer by richwmiller(9135)

 Question 263591: Here's what the problem is... Given:AL=SK Prove:AS=LK Here are my statements leading to my proff: 1.AL=SK 2.LS-LS 3.AL+LS=SK+LS 4.AL+LS=AS 5.SK+LS=LK 6.AS=LK Click here to see answer by richwmiller(9135)
 Question 263591: Here's what the problem is... Given:AL=SK Prove:AS=LK Here are my statements leading to my proff: 1.AL=SK 2.LS-LS 3.AL+LS=SK+LS 4.AL+LS=AS 5.SK+LS=LK 6.AS=LK Click here to see answer by JBarnum(2044)

 Question 265245: GIVEN: AB AND CD BISECT EACH OTHER AT X. AB=CD PROVE:AX=CX Click here to see answer by dabanfield(803)

 Question 265201: Draw and label a diagram. list, in terms of the diagram, what is given and what is to be proved. then write a proof. if the vertex angle of one isosceles triangle is congruent to the vertex angle of another isosceles triangle, then the triangles are similar. Click here to see answer by richwmiller(9135)

 Question 267352: i need serious help if someone can help me out with this Given : n^ is even prove: n^ is divisible by 4. Click here to see answer by Alan3354(30957)

 Question 267355: Given:n squared is even prove: n squared is divisible by 4 Click here to see answer by Alan3354(30957)

 Question 267265: i just recently submitted this question"If an angle bisector of a triangle is the perpendicular bisector of the opposite side, then the triangle is isosceles" if someone can write it in indirect prove form not wether its true or false Click here to see answer by Mr.Gardner(4)

 Question 268880: I have a problem that I'm stuck in can you help me solve it? Please show your work so I can understand it. What is missing from the following proof? Given: ab = 1/2 ac, prove b is the midpoint of segment ac Statements Reason ab=1/2ac given 2ab=ac multiplication property of equality ab+ab=ac distributive property ab+bc=ac __________?___________ ab+ab=ab+bc transitive property of equality ab=bc subtraction porperty of equality b is the midpoint of segment ac definition of midpoint The answer is one of the following four choices: addition property of equality subtraction property of equality transitive property of equality segment addition postulate Click here to see answer by stanbon(57216)
 Question 268880: I have a problem that I'm stuck in can you help me solve it? Please show your work so I can understand it. What is missing from the following proof? Given: ab = 1/2 ac, prove b is the midpoint of segment ac Statements Reason ab=1/2ac given 2ab=ac multiplication property of equality ab+ab=ac distributive property ab+bc=ac __________?___________ ab+ab=ab+bc transitive property of equality ab=bc subtraction porperty of equality b is the midpoint of segment ac definition of midpoint The answer is one of the following four choices: addition property of equality subtraction property of equality transitive property of equality segment addition postulate Click here to see answer by drk(1908)

 Question 269986: Hello. I was given 2 questions about Venn diagrams where we are given information and we need to decide which is in the bigger circle (outside circle) and which goes in the smaller circle (inside the bigger circle) 1.) if a car is new, then it has seat belts (WOULD NEW CAR BE IN THE SMALL CIRCLE AND SEAT BELTS BE IN THE BIG CIRCLE?) 2.) every square is a quadrilateral (WOULD SQUARE BE IN THE LITTLE CIRCLE AND QUADRILATERAL BE IN THE BIGGER CIRCLE?) thanks i eagerly await your response Click here to see answer by edjones(7569)
 Question 269986: Hello. I was given 2 questions about Venn diagrams where we are given information and we need to decide which is in the bigger circle (outside circle) and which goes in the smaller circle (inside the bigger circle) 1.) if a car is new, then it has seat belts (WOULD NEW CAR BE IN THE SMALL CIRCLE AND SEAT BELTS BE IN THE BIG CIRCLE?) 2.) every square is a quadrilateral (WOULD SQUARE BE IN THE LITTLE CIRCLE AND QUADRILATERAL BE IN THE BIGGER CIRCLE?) thanks i eagerly await your response Click here to see answer by dabanfield(803)

 Question 271338: what is the area of a triangle that has a base of 14.4 cm and height of 6.8 cm Click here to see answer by LarissaRichardson(34)

 Question 272927: how do you solve: Given: angle LOM is congruent to angle NPM LM is congruent to NM Prove: triangle LOM is congruent to angel NPM Click here to see answer by solver91311(16868)

 Question 273408: how do you classify a shape as a sqaure,rectangle, rhombus,or parllelogram? Click here to see answer by solver91311(16868)

 Question 273740: how do i solve the proof with the given information. given: angle A is congruent to angle C angle B is congruent to angle D Prove: ABCD is a parallelogram Click here to see answer by solver91311(16868)

 Question 273798: if it says PE bisects HL at M, is HM and ML congurent? Click here to see answer by Savvy(1)

 Question 274246: how do you prove that CA squared = AB x AD if you have a big triangle with a right angle in it and and altitude starting at the vertex. Click here to see answer by solver91311(16868)

 Question 274646: How do I solve this with the given information? Given: angle BAD is about equal to angle CAD Line AD is perpendicular to line BC Prove: triangle ABC is isosceles Click here to see answer by richwmiller(9135)

 Question 274649: Given: angle A is supplementary to angle C. angle B is supplementary to angle C. Prove: angle A is congruent to angle B. Click here to see answer by JBarnum(2044)

 Question 276253: Given the midpoint and one of the endpoints,find the other endpoint of the segment. M(3,2) and E(6,8) Click here to see answer by solver91311(16868)

 Question 276603: Explain to an eighth grade student how to purchase a cover for a swimming pool that has a 3-foot walkway all the way around it. The cover must fit over the pool and the walkway. Demonstrate your procedure by working out an example (problem) using your method. Click here to see answer by richwmiller(9135)

 Question 276811: Can you please help me! Prove: If both pairs of opposite angles of a quadrilateral are congruent, then the quadrilateral is a paralellogram. I started it by saying: Given: Angle B is congruent to Angle D. and Angle A is congruent to Angle C. Prove: ABCD is a paralellogram. Thank you so much!!! Click here to see answer by solver91311(16868)

 Question 276923: how can you proove he the proof "if both pairs of opposite angles are congruent in a quadralateral then it is a parallelogram" Click here to see answer by solver91311(16868)

 Question 277464: What kind of technique can I use that would be able to figure out these proofs step by step? Click here to see answer by stanbon(57216)

 Question 281297: how do you figure out similarities in right triangles? Click here to see answer by Edwin McCravy(8879)

 Question 281610: You may need to draw the figures indicated on your scratch paper to answer this question. Find the slope of the line P (- 6, 8), Q (- 6, 12). m = ? Click here to see answer by Mathematicians(84)

 Question 283548: show that the area of any triangle given the length of sides a and b and included angle theta in between the two given sides is : Click here to see answer by Alan3354(30957)