Answer:
A
Step-by-step explanation:
note that i = 
given
- 1 + 2i
= - 1 + 
= - 1 + 
THe area of the whole circle is pi r^2 = 6^2 * pi = 36pi
There are 360 degrees in a crcle so this sectors area i (30/360) *36pi
= 3 pi
Answer:
a+B=c. x+8=17. x+8-8=17-8.
x=9