Question 155391
2*5.7+2X=34.6
11.4+2X=34.6
2X=34.6-11.4
2X=23.2
X=23.2/2
X=11.6 C. IS THE LENGTH.
PROOF:
2*.7+2*11.6=34.6
11.4+23.2=34.6
34.6=34.6