A polygon has exactly one side which length is 2, other sides' length are 1. Is it possible to draw an incircle to polygon?
Note: An incircle touches every side of a polygon and completely drawn within the polygon?
A circle circumscribed 5 squares with side length 1, as shown below. (The squares are in a 2×2 grid and one circle on the right middle). What is the radius of the circle?
A square has side length equal to 1 meter. A circle is constructed through one corner of the square and tangent to the opposite two sides of the square. What is the area shaded in blue below, which is the area contained by the square and circle excluding the region where the two shapes overlap?
The square ABCD has a side length of 1, and AEF is an equilateral triangle. What is the area of AEF?
If the length of two sides of a right angled triangle measured in inches are prime numbers, and it has two adjacent sides of 12 and 13 inches long, how long must the third side be?
