A sample of 30 11th graders were asked to select a favorite pattern out of 6 choices. The following display shows what their favorite color patterns were. The counts have been recorded in the accompanying table according to pattern and the number of students who selected that pattern. What is the missing value in the table? A. 11
B. 10
C. 8
D. 9​

D. 9

Step-by-step explanation:

If you count the number of squares that are pink with polka dots, you notice that there are 9 of them.

D. 9.

Step-by-step explanation:

There is a ? on pink polka dots, so we have to count how many pink polka dots there are.

There are 9 pink polka dots in the color pattern.

6.9

step-by-step explanation:

simple math really

6 1/2 times 0.6 = 3.9

but if you are just doing 6 and not 6 1/2 then the answer is 3.6

34.5 cm

step-by-step explanation:

generally for a circular segment of angle, θ° and radius r

arc length

= (θ/360) x circumference

= (θ/360) x 2πr

in our case, θ = 60°, π=3.142 and r = 33 cm

substitute into above formula

arc length

= (60/360) x 2(3.142)( 33) = 34.5 cm