The axis of symmetry for the graph of the function is f(x) = 1/4x^2 + bx + 10 is x = 6. what is the value of b?

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.

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?

Geometry in the diagram, ∠abc is a right angle. ∠dbc = 30°27'40". find the measure of ∠abd.