A rectangle is placed around a semicircle as shown below. The width of the rectangle is
8
cm

. Find the area of the shaded region.
Use the value
3.14

for
π

, and do not round your answer. Be sure to include the correct unit in your answer.

8
cm

What is a rational number between 9.5 and 9.7

Which term best describes the association between variables a and b? no association a negative linear association a positive linear association a nonlinear association a scatterplot with an x axis labeled, variable a from zero to ten in increments of two and the y axis labeled, variable b from zero to one hundred forty in increments of twenty with fifteen points in a positive trend.

In the 30-60-90 triangle below side s has a length of and side r has a length