Select the term that best describes the statement.
a triangle is acute provided all the angles have a measure of less than 90 degrees.
a. conjunction
b. disjunction
c. negation
d. conditional

The fence around a quadrilateral-shaped pasture is 3a^2+15a+9 long. three sides of the fence have the following lengths: 5a, 10a-2, a^2-7. what is the length of the fourth side of the fence?

Sophia wrote an equation to represent the revenue of a movie theater for one day. she let x represent the number of child tickets sold and y represents the nunver of adult tickets sold. if a child ticket cost $4, an adult ticket cost $6, and the total revenue for the daybwas $420, which equation could sophia use to represent the number of chikd and adult tickets that were sold?

Which choice has the correct steps in graphing the solution set to the following inequality? -45_> 20x-5y