What is the reference angle of -5pi/4

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.

Divide. –4.2 ÷ 6 = a –0.7 b 0.7 c –7 d 7 me

What is the inverse of f(x) = 6x -24