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E
B
G
D
A
E
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
CAGED:
All
C
A
G
E
D
Reference
Chord Tones
Degree
Interval
Note
1
R
F
3
3
A
5
5
C
b7
b7
D#
b9
b2
F#
13
6
D
Compatible Scales
F Diminished (Whole-Half)
F Half-Whole Diminished
Formula
R – 3 – 5 – b7 – b2 – 6
About This Chord
Practice Ideas