Tag Archives: Rectangle

Isosceles triangle and rectangle having same Area & Perim.

Posted on June 19, 2015 by benvitalis

  To find isosceles triangle and a rectangle, both with integer sides, which have the same area and the same perimeter.   Here are two examples:                           Can you find others?   Paul found the multiples of the … Continue reading →

Posted in Number Puzzles | Tagged | 2 Comments

Puzzle | Two rectangles

Posted on October 29, 2014 by benvitalis

  Area of rectangle #1   =   3   *   Area of rectangle #2 Perimeter of rectangle #2   =   3   *   Perimeter of rectangle #1   Here are some solutions:         … Continue reading →

Posted in Number Puzzles | Tagged | 4 Comments

Rectangle, Isosceles Triangle Inscribed In a Circle

Posted on June 26, 2014 by benvitalis

        Paul says: I get   h = 2/5,   which makes   w = (4 Sqrt[6])/5. The area of both is then   (8 Sqrt[6])/25 ~ 0.783837                

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Four Rectangles, 2 Squares

Posted on February 24, 2014 by benvitalis

                                      Solution: Abdul Hafiz Kaissi answered correctly        

Posted in Geometry, Math Beauty, Number Puzzles | Tagged , | 1 Comment

1/4 , 1/2 of unit circle and Rectangle

Posted on February 24, 2014 by benvitalis

           

Posted in Geometry, Number Puzzles | Tagged , | 2 Comments

Fun Puzzle: How Many Rectangles? #mathchat

Posted on June 16, 2012 by benvitalis

We started with 3 original rectangles but this created more. How many more?   (A)           (B)      

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