Answer:
D. 1/2
Step-by-step explanation:
E
Cos=Adjacent/hypotenuse
Cos30=rad3/2
yeyes
A) WZ
B,C, and D, come before RU
R1620
1620 ×1=1620
1620×2=3240
1620×3=4860
1620×4=6480
1620×5=8100