Leah wrote two different fractions with the same denominator. both fractions were less than 1.can their sum equal 1? can their sum be greater than 1? explain why or why not.

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 the triangle. a = 21°, c = 105°, c = 5

Having a hard time understanding this question (see attachment).