A regular pentagon has all sides and angles equal. If the shaded pentagon is enclosed by squares and triangles, as shown, what is the size of angle x?
Answer Choices
A. 75^\circ
B. 108^\circ
C. 90^\circ
D. 60^\circ
E. 72^\circ
A regular pentagon has all sides and angles equal. If the shaded pentagon is enclosed by squares and triangles, as shown, what is the size of angle x?
Answer Choices
A. 75^\circ
B. 108^\circ
C. 90^\circ
D. 60^\circ
E. 72^\circ