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Home > PC3 > Chapter 3 > Lesson 3.1.1 > Problem 3-15


Circle with inscribed rectangle, each of the 4 vertices is on a point on each of the 4 quadrants of the circle. The vertical sides are longer than the horizontal sides, bottom side is labeled, 2, x. The circle at right has a diameter of cm. The figure inscribed in the circle is a rectangle with width . Express each of the following quantities in terms of .  

Added to the rectangle, diagonal from lower left, to upper right vertices, labeled, 10.

  1. The perimeter of the rectangle.

    Write an expression for the height of the rectangle.

  2. The area of the rectangle.

    Multiply the expressions for the base and height.