Answer:
on APEX its d) pi/2
Step-by-step explanation:
can i pls have brainliest??
Answer:68.2
cos6=71/EF
cos6= 0.960170286650366
0.960170286650366= 71/EF
0.960170286650366*71=EF
EF= 68.2
<2 and <8