What is the length of the diagonal of the square shown below? 5 45° 5 5 90° 5 O A. 5 B. 10
C. 5
D. 5/5
E. 5.2
F. 25

“exterior angles of triangles. an exterior (or external) angle is the angle between one side of a triangle and the extension of an adjacent side. try this drag the orange dots on any vertex to reshape the triangle.” look to get to the answer i explained what it means and other things i hope it you .