Write an equation of the line that passes through (8.1) and is perpendicular to the line 2y + 4x = 12

Given the graph below state whether or not the relation is a function, and give the domain and range.

What is the sum of these mixed numbers 2 1/8 + 4 3/8

Atriangle has an area of 72 square inches. if the base of the triangle has a length of 18 inches, what is the height of the triangle? use the formula for the area of a triangle: area = (base)(height) type a numerical answer in the space provided. do not include the units or spaces in your answer.