triangle for the flag pattern

Fibo levels:
1.6 BC=$901
2 BC=$1567
2.24 BC=$2217
1.27 XA=$3183
2.6 BC=$3834
1.41 XA=$4734
1.6 XA=$8609
3.6 BC=$16283
2 XA=$25824
4.23 BC=$39819