Some one please help me!!
I NEED A AND B PLEASE

Answer:
a. three 30-60-90 triangles b. 6[tex]\sqrt{3}[/tex] + 18 or 28.39
Step-by-step explanation:
b. 6[tex]\sqrt{3}[/tex] + 2(6) + 6 = 6[tex]\sqrt{3}[/tex] + 18 ≈ 28.39