Answer:
B
Step-by-step explanation:
If you don't understand some steps, comment it for me please.
1. Find diagonal.
d = 2r
d = 2(9)
d = 18
2. Find length of square.
each length of square = x




3. Find area of circle and square.
Area for circle



Area for square



4. Subtract area of circle to area of square.
254.4690... - 162 = 92.4690...
5. Find the shaded region.
92.4690... / 4 = 23.1172...
Rounded to the nearest hundredth = 23.12
Answer:So what is the question?
Step-by-step explanation:I just don’t know what to say...
So, we start by solving what the numbers are..
2x10^5 = 200000 IN 2010!
Now this is where you might get confused, that WAS 2.5 times the number IN 1985
So you divide 200,000 by 2.5 = 80,000
Therefore its C.
Answer:
Each Angle of Decagon = 144 degrees
Step-by-step explanation:
The interior angles of a decagon add up to 1440
If they are of the same measure, then every angle will be equal to:
Each Angle of Decagon = 1440/10
Each Angle of Decagon = 144 degrees
Answer:
15 ? :)
Step-by-step explanation: