A stop sign is in the shape of a regular octagon. A regular octagon can be created using eight triangles of equal area. One triangle that makes up the stop sign has a base of 15 inches and a height of 18 inches. Calculate the area of the stop sign. a.
1000 sq. in
c.
980 sq. in
b.
1080 sq. in
d.
1200 sq. in

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.

Solve 2x+y=3 x+y=5 in substitution method

The ratio of the measures of the three angles in a triangle is 2: 9: 4. find the measures of the angels