Answer:
D. 18.84
Step-by-step explanation:
C = 2 x pi x r
C= circumference
pi = 3.14
r = radius = 3
Plug in the the numbers for the variables.
C = 2 x (3.14) x (3)
Then multiply.
C = 18.84
Answer:18 , for the first one
Step-by-step explanation: because 10+8= 18
Answer:
I think the sides of polygon are 6
Step-by-step explanation:
Because to form a polygon we need to the first to form a horizontal and vertical line,to find the number in that line,and join the line based on the numbers given, then you will get a polygon with 6 side
50+2x=100
-50 -50(subtract 50 from both sides)
2x=50 (divide both sides by 2)
x=25