All sides of the convex pentagon A B C D E are of equal length, and \angle A=\angle B= 90^{\circ}. What is the degree measure of \angle E ?
Answer Choices
A. 90
B. 108
C. 120
D. 144
E. 150
All sides of the convex pentagon A B C D E are of equal length, and \angle A=\angle B= 90^{\circ}. What is the degree measure of \angle E ?
Answer Choices
A. 90
B. 108
C. 120
D. 144
E. 150