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  • G
    greg1313 reacted to lookagain's post in the thread Cross Section Length of a Pentagon with Like Like.
    Actually, tfmcbride's expression is not ambiguous. In the expression (1+sqrt(3)+sqrt(5)-sqrt(15))/sqrt(2) , the first leftmost open...
  • G
    greg1313 reacted to tfmcbride's post in the thread Cross Section Length of a Pentagon with Like Like.
    The value given above for the side of the largest pentagon in a unit cube is correct. The exact value is...
  • L
    I would like you to stay on the topic with the expression that has the pair of parentheses removed: 1+sqrt(3)+sqrt(5)-sqrt(15)/sqrt(2)...
  • The Highlander
    The Highlander replied to the thread arc in circle.
    You may also find these videos on Circle Theorems and their proofs useful in your efforts... (NB: I suggest you click the (black) "Watch...
  • The Highlander
    You're right, I simply didn't notice that pair of brackets after the "sqrt(15" which does, indeed, render their (his/her) expression...
  • The Highlander
    The Highlander replied to the thread arc in circle.
    You may also find (exactly?) what you are looking for here... Geometric proofs in Hebrew?
  • The Highlander
    The Highlander replied to the thread arc in circle.
    This video may help you... From "Google" (qv) there is the following advice:- A geometry proof is a logical, step-by-step argument...
  • L
    Actually, tfmcbride's expression is not ambiguous. In the expression (1+sqrt(3)+sqrt(5)-sqrt(15))/sqrt(2) , the first leftmost open...
  • shahar
    shahar replied to the thread arc in circle.
    No. I understand the geometric proof changes from place to place. I know in Israel, we can answer the question wiith table of argument...
  • shahar
    shahar reacted to The Highlander's post in the thread arc in circle with Like Like.
    I don't understand the Hebraic content of your post but, unless it is saying something you haven't translated, I'm at a loss to know...
  • F
    fresh_42 replied to the thread arc in circle.
    נניח שהזווית היא 60°. אז אפשר לשאול מדוע אחת הזוויות גדולה פי שניים וחצי מכך. אבל איך אפשר בכלל לתאר גיאומטרית את 145°, הפתרון? :D...
  • The Highlander
    The Highlander replied to the thread arc in circle.
    I understand that less than the Hebraic. 🤣
  • F
    fresh_42 replied to the thread arc in circle.
    How do you describe \measuredangle (BMC) = 70° geometrically? \overset{\frown}{AB}=\overset{\frown}{AC} is a definition. It...
  • The Highlander
    The Highlander replied to the thread arc in circle.
    I don't understand the Hebraic content of your post but, unless it is saying something you haven't translated, I'm at a loss to know...
  • shahar
    shahar posted the thread arc in circle in Geometry and Trig.
    The question is: Given: Arc BC size is 70 degree. Arc AB = Arc AC. Find the size of the arcs AB and AC. The source: נתון: הקשת BC היא...
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