Answer:
162,000,000
Step-by-step explanation:
x=2,BA=DA which is7
5x-3=3x+1
both sides share an angle and B=D right angles
5x-3x=1+3
2x=4
x=4÷2
x=2
BA=5x-3
BA=5(2)-3
BA=10-3
BA=7
DA=3x+1
DA=3(2)+1
DA=6+1
DA=7
D.7y(-4x + 5)
2.2360679775