1/3 πr^2h
1/3 π2
2/3 π
answer : A
good luck
Its neither 2/8 is 1/4 simplified, therefore 2/8 is = 1/4
Hope this helped!
12 students/1 teacher = 276 students/x teachers
Students are on top of the ratio and teachers are on the bottom of the ratio. It must remain the same on both sides of the equation.
12 x = 276
divide by 12
x =23