9514 1404 393
Answer:
(a) 231°
Step-by-step explanation:
arc WYZ = arc WX + arc XYZ
arc WYZ = 51° +180° . . . . . XZ is a diameter, substitute known arc measures
arc WYZ = 231°
Just try Google or calculator millions of sites simplify it
Answer: A
Step-by-step explanation:Greg
Brent will need 12 boxes.