Daytime fatigue from mild dehydration occurs in approximately % of americans.

Jack has a piece of red ribbon that is two times as long as his piece of blue ribbon. he says that he can use two different equation to find out how long his piece of red ribbon is compared to his piece of blue ribbon is. is he correct? explain his reasoning

Select the lengths in centimeters that would form a right triangle

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)