Answer:
1) 18^2 = 324
324 x 3.14 = 1,017.36 in2
2) half of 25 is:
12.5
12.5^2 = 156.25
156.25 x 3.14 = 490.625 m2
Answer:

Step-by-step explanation:
see the attached figure to better understand the problem
we know that
----> by angle addition postulate
substitute the given values

Answer:
No it not W = 1.9
Step-by-step explanation:
Because from
9.5 = w/0.2
W = 9.5 x 0.2
W = 1.9
1. set up and set values: 6(8)/2
2. multiply numerator: 48/2
3. divide: 24
The answer is 6 bc i calculated it