In the diagram below, what is the value of x in degrees?
In the diagram below, 8 identical regular octagons, with side length x, enclose a shape. What is the area of the enclosed shape? Write your answer in the form p(2 + √2)x2 where p is an integer.
What is the value of x in the figure below?
What is the measure of angle X in degrees?
What is the measure of angle EDF shown in the diagram below?
You can assume AB is the diameter of a semicircle, C is on the arc of the semicircle, and D, E, F are points of tangency between the inscribed circle I and the triangle ABC.
In the diagram below, there are 4 squares and 3 areas are known. What is the radius of the circle?