What Key Am I In? I noticed while playing guitar recently that the chords E, D, C#, B, and then E, D, C#, G sound good together although to my knowledge those chords can’t be in the same key because of the E and the C#. What key is this in?

He developed the concept of linear perspective, and he had the ability to solve architectural problems using mathematics.

Concerto grosso was composed during the classical era. (sorry if i misspelt the name)

The theme of social protest remained a consistent focus for jacob lawrence throughout his career. in the 1960s lawrence was inspired by news reports and photographs, including images of segregated lunch counter sit-ins and stories of the   freedom riders in the civil rights movement. from the 1970s onward, lawrence's work focused less explicitly on contemporary social issues.