When I was two years old, my sister was half my age. If I am now sixty years old, how old is my sister?
By tracing the edges, we can calculate that the perimeter of figure 1 is 4 units, and the perimeter of figure 2 is 12 units. What is the perimeter of figure 3?
Given that and are positive reals such that , find the maximum possible value of .
A triangle, a square, a pentagon, a hexagon, an octagon, and a circle all have the same perimeter.
Which one has the smallest area?
Note: All of the polygons are regular.
True or False?
If and are real numbers such that , then