# 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 312550: when you state line AC = line AC, what property are you using? Click here to see answer by Alan3354(30993)

 Question 313106: Im stuck on a Homework Problem: Prove that the points W(-6, 2), X(-1, 3), Y(2, -3), and Z(-3, -4) represent the vertices of a parallelogram. Be sure to show all work and explain your answer to receive credit. Can you help?? Click here to see answer by nyc_function(2733)

 Question 314662: What is the p and the q in If-Then statements,and in postulates? Click here to see answer by Fombitz(13828)

 Question 314690: How do you prove segment EF is parallel to segment HI if you're given JG/HG = KG/IG and you also have <1 and <2 congruent. ( JG is over HG and KG is over IG, and doesn't mean divided by) Click here to see answer by Fombitz(13828)

 Question 315319: what is the proof for proving the line segment from the centerpoint of a regular polygon bisects each interior angle of the polygon. Click here to see answer by solver91311(16877)

 Question 316074: Determine whether the statement is a tautology, a self-contradiction, or neither.( p ? q ) ? ( p ? ~ q) Click here to see answer by jim_thompson5910(28545)

 Question 317280: b is the midpoint of ac. prove ab + cd = ab Click here to see answer by JBarnum(2044)
 Question 317280: b is the midpoint of ac. prove ab + cd = ab Click here to see answer by Fombitz(13828)

 Question 319693: if a building has a roof with a 12 in 12 pitch roof and the building is 50 feet wide, how high is the peak of the roof from the attic floor? Click here to see answer by rfer(12657)

 Question 320335: how do i usually write out statements if there is no statement?? Click here to see answer by Fombitz(13828)

 Question 320857: Given DE = FG EG = GH Prove DG = FH and GIVE REASONS! Given QR = ST Prove QS = RT Click here to see answer by toidayma(44)

 Question 321948: Times is a computer font. Explain whether or not the Times font with sizes 16 and 36 are similar. Click here to see answer by Theo(3458)

 Question 322771: Choose the corresponding reason for each statement. 1. TR ≅ TY 2. TR=TY 3. ΔTRY is isosceles. Click here to see answer by solver91311(16877)

 Question 324750: given trapezoid abcd with diagonals ac and bd intercept at point e prove triangle dec is congruent to triangle bea Click here to see answer by solver91311(16877)

 Question 325100: Two parallel chords each have length 12, and the distance between them is 8. What is the radius of the circle. Click here to see answer by mananth(12270)
 Question 325100: Two parallel chords each have length 12, and the distance between them is 8. What is the radius of the circle. Click here to see answer by ankor@dixie-net.com(15646)
 Question 325100: Two parallel chords each have length 12, and the distance between them is 8. What is the radius of the circle. Click here to see answer by Fombitz(13828)

 Question 326266: given triangle ABC is congruent to triangle PQR, angle B is equal to 3v+1 and angle Q is equal to 6v-8, find measurement of angle B and angle Q Click here to see answer by jim_thompson5910(28545)

 Question 327232: Give the reasons for each step of the proof: If a and b are negative numbers and ab^2 1. a and b are negative numbers 2. a•a>b•a 3. a•a>a•b 4. a•b>b•b 5. a•a>b•b 6. a^2>b^2 Click here to see answer by solver91311(16877)

 Question 329574: if a man walks 4 km east then 5 km south, how far is he from the point where he started? Click here to see answer by Fombitz(13828)

 Question 332692: what an equation of the line that contains the point (3,-1) and is perpendicular to the line whose equation is y = -3x+2 Click here to see answer by solver91311(16877)

 Question 332688: I understand that "trisecting a given angle" is under compass -and -straight- edge- rules impossible. Is there a geometric proof that proves it can not be done? Please share with me. Click here to see answer by solver91311(16877)

 Question 333168: Can you help me with this problem: Find the counterexample of The square root of x is less than x. Click here to see answer by Alan3354(30993)

 Question 335349: is it always, sometimes, or never true that if M is between A and B, then M bisects line segments AB Click here to see answer by Fombitz(13828)

 Question 335772: Give reasons for the steps in the following proof: If 3x + (-1)=0, then x= 1/3. 1. 3x+(-1)=0 1.Given 2. [3x+(-1)+1=0+1 2. 3. 3x+[(-1)+1]=0+1 3. 4. 3x+0=0+1 4. 5. 3x=1 5. 6. 1/3(3x)=1/3(1) 6. 7. (1/3*3)x=1/3(1) 7. 8. 1*x=1/3*1 8. 9. x=1/3 9. Click here to see answer by Fombitz(13828)

 Question 336977: Is line segment -----> cd the same as ------> dc Click here to see answer by Fombitz(13828)

 Question 337470: im a polygon all of my sides have the same meausre all of my angles have the same measure i have 3 sides what am i? Triangle (or Trigon) Click here to see answer by jim_thompson5910(28545)
 Question 337470: im a polygon all of my sides have the same meausre all of my angles have the same measure i have 3 sides what am i? Triangle (or Trigon) Click here to see answer by chiexpert(48)

 Question 337516: Suppose B is the midpoint of AC. AB = 5x and BC = 3x + 4. Find AB. (Hint: Make a sketch and write an equation to solve.) Click here to see answer by Fombitz(13828)

 Question 337472: i am polygon i am a quadrangle all of my sides are the same lenght none of my angles are right what am i ? Click here to see answer by edjones(7569)

 Question 338080: given: AD is perpendicular to FB, angle 1 is congruent to angle 3 prove: angle 2 is congruent to angle 4 this is the figure Click here to see answer by vleith(2825)

 Question 338440: justify a statement with a property from algebra or a property of congruent statement the first one is KL = MN and then MN = KL i have no idea what this means i would love if someone could answer this with a full explanation if thats even possible with whats given Click here to see answer by jim_thompson5910(28545)

 Question 338491: Given: angle 1 is obtuse and angle 2 is acute. Prove: angle 1 is congruent to angle 2. In paragraph proof Click here to see answer by fractalier(2101)

 Question 339653: Prove: If an isosceles triangle has an altitude from the vertex to the base, then the altitude bisects the vertex angle. Given: Triangle ABC is isosceles; Line segment CD is the altitude to the base segment AB To Prove: Line segment CD bisects angle ACB I really need some help with this.I have to write out a 2 column proof and a plan for the proof.I kinda have a proof but not sure if its right? And I have no idea how to do a plan for the proof??? I don't remember learning that? PLEASE HELP me with the proof and the plan. Click here to see answer by Edwin McCravy(8903)

 Question 341155: What is the contrapositvie of ths statement: Nothin runs like a deere Click here to see answer by edjones(7569)

 Question 342525: Is this a free online tutor site? If it really is then I have geometry question I need help on. My hw is to contrust truth table, (p^q) -> (p^q) and (p^q) -> ~p. I know that if p is true then ~p is false and if p is false then ~p is true, other than that I know nothing about this part of high school geometry, I'm freshman and I need help, the teacher expect us to know everything. Click here to see answer by jim_thompson5910(28545)

 Question 343056: How do i determine my next steps after stating the given when proving theorems in geometry? Click here to see answer by katealdridge(100)

 Question 343130: Prove that if a and b are odd, their product it also odd. Click here to see answer by solver91311(16877)

 Question 343780: If m(∠6)= 8x-40 and m (∠4) = 6x+2 what are the measures of angles 6 and 4? I am completley lost on this, please help me! Thank you so much Click here to see answer by jim_thompson5910(28545)

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