Answer:
Hello,
Step-by-step explanation:
It is 18 because the radius is half the diameter and 9 x 2 = 18.
Answer:
Have them solve mathematical problems and those with the top two scores can go
Step-by-step explanation:
Fair game
Answer:
Step-by-step explanation:
Add the unshaded parts and subtract the result from 1 ( whole circle )
+ ( the LCM of 2 and 9 is 18 )
= +
= +
=
shaded = 1 - = - =