Answer:
First option
Step-by-step explanation:
Answer: 314.16 or 100 pie
Step-by-step explanation:
2(50)pie
Answer:
19. A
20. A
Step-by-step explanation:
19. tan(53)=15/x
x(tan(53))=15
x=15/(tan53))
x=11.3 feet
20. tan(60)=12/x
x(tan(60))=12
x=12/(tan(60))
x=6.93, or 4sqrt3
Parallel line means the same slope
(8-1)/(-17-a)=(1-5)/(a+2)
so a is 18