Please help cause I’m stupid

Determine the domain of the graph above in INTERVAL NOTATION.

In the figure shown below, m < 40 and ab =8. which equation could be used to find x?

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.

What describes horizontal cross section of the right rectangle 6m 8m 5m