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Measure that angle (Posted on 2002-06-18) Difficulty: 5 of 5
Given that:
  • ABC is an isosceles triangle in which
        AB = AC
  • The lengths of the following segmets are equal:
        AD
        DE
        EC
        BC
    Find the measure of angle A.
  • See The Solution Submitted by vohonam    
    Rating: 4.2000 (20 votes)

    Comments: ( You must be logged in to post comments.)
      Subject Author Date
    SolutionPuzzle Solution With ExplanationK Sengupta2007-05-31 05:19:37
    AnswerK Sengupta2007-05-31 05:18:20
    SolutionFlipping solution "cleaned up"McWorter2005-03-07 03:34:32
    Yet another "flippin'" solution!McWorter2005-03-06 04:22:23
    SolutionSolutionAntonio2003-09-04 09:51:01
    soluTion,not soluCionTim Axoy2003-03-30 08:04:56
    solucionjen h2002-12-10 12:57:42
    re(6): Solution?Nick Reed2002-06-22 13:34:16
    re(5): Solution?levik2002-06-21 12:55:12
    SolutionVohanam's solution "cleaned up"TomM2002-06-21 11:08:36
    re(4): Solution?Nick Reed2002-06-21 07:06:35
    re(3): Solution?levik2002-06-21 05:31:55
    re(2): Solution?Nick Reed2002-06-20 23:25:16
    re: Sorry Levik ! I agree with you....TomM2002-06-20 20:26:21
    Some ThoughtsWow ! Maybe my puzzle was attracted many people (witness are so many comments.)vohonam2002-06-20 19:45:11
    Some ThoughtsSorry Levik ! I agree with you. Really ! If we don't use math in a long time. We can can forger easily. Me too.vohonam2002-06-20 19:43:01
    re: Hey I solved it when I was in my 9th grade.levik2002-06-20 18:46:51
    The Light DawnsTomM2002-06-20 18:46:21
    Some ThoughtsHey I solved it when I was in my 9th grade.vohonam2002-06-20 18:19:12
    Reply to Tomvohonam2002-06-20 18:15:11
    Questionre(3): Hints ! like answer !TomM2002-06-20 17:54:45
    Some ThoughtsI think we're getting there.TomM2002-06-20 17:44:34
    Hints/Tipsre(2): Hints ! like answer !Happy2002-06-20 17:18:20
    SolutionI posted all my solution.vohonam2002-06-20 17:13:52
    QuestionNo SubjectTomM2002-06-20 17:07:41
    Solutionre(2): Hints ! like answer !vohonam2002-06-20 17:07:07
    Questionre: Hints ! like answer !levik2002-06-20 16:25:00
    Hints/TipsHints ! like answer !vohonam2002-06-20 08:14:17
    re(2): Oh wait - I gottit!levik2002-06-20 04:24:35
    re(2): Oh wait - I gottit!Nick Reed2002-06-19 23:06:07
    Hints/Tipsre: Oh wait - I gottit!vohonam2002-06-19 17:42:02
    Hints/TipsThis is only a geometrical problem. Not involve Trigonometrical problem.vohonam2002-06-19 17:36:18
    re(3): Solution?Happy2002-06-19 05:39:30
    re(2): Solution?levik2002-06-19 04:57:12
    re: Solution?Nick Reed2002-06-19 04:52:06
    Solution?levik2002-06-19 04:41:26
    re: To CharadenineCheradenine2002-06-19 03:26:30
    re(2): To CharadenineNick Reed2002-06-19 03:13:57
    re: To CharadenineTomM2002-06-19 03:10:28
    Looks goodTomM2002-06-19 03:06:18
    To CharadenineTomM2002-06-19 02:49:25
    re(2): Oh wait - I gottit!Nick Reed2002-06-19 01:58:03
    re: Oh wait - I gottit!Cheradenine2002-06-19 00:57:20
    re: Oh wait - I gottit! (addendum - missing point)Nick Reed2002-06-19 00:15:40
    SolutionOh wait - I gottit!Nick Reed2002-06-19 00:14:04
    Some ThoughtsHmmmmNick Reed2002-06-18 23:24:13
    Some Thoughtsre(2): A new theory : Back to Square 1TomM2002-06-18 19:50:02
    re: Send to Levik !levik2002-06-18 18:17:11
    Some Thoughtsre: A new theorylevik2002-06-18 18:12:42
    Send to Levik !vohonam2002-06-18 17:13:10
    Hints/TipsA new theoryTomM2002-06-18 16:51:28
    re(2): There are some ways to solve thislevik2002-06-18 14:04:02
    re: There are some ways to solve thisTomM2002-06-18 13:53:45
    Some ThoughtsSecond thoughtsTomM2002-06-18 13:52:27
    There are some ways to solve thisvohonam2002-06-18 05:37:43
    Hmmm...friedlinguini2002-06-18 04:20:22
    re: Questionlevik2002-06-18 04:00:24
    Some ThoughtsFirst thoughtsTomM2002-06-18 02:20:23
    QuestionNick Reed2002-06-17 23:33:01
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