Answer:
x=7/30
Step-by-step explanation:
3/10-1/15
Answer: 
Step-by-step explanation:

if it matters then simply further...
4 + \sqrt{4i} = 
the answer is c
Step-by-step explanation:
because lines q and s are perpendicular to each other
Answer:
26.635
Step-by-step explanation:
6.28, the area of the biggest circle
2.355, the area of the little circle
18, the area of rectangular
6.28+2.355+18