Consider a rectangle with diagonals as shown in the above diagram. If the area of is what is the area of
The above diagram is a regular pentagram. Let denote the area of and the area of If what is the area of the shaded region
In the above diagram, is a square and is perpendicular to one of its diagonals If the length of is what is the length of
In the above diagram, figure is a regular pentagon centered at point . Find the area of quadrilateral when the area of triangle is
In above, and are the midpoints of and respectively. If the area of is what is the area of