Which of the following pairs of lines whose equations are given are perpendicular? R 2x + 3y = 10

3x + 2y = 5

G. 2x - 3y = 10

H. 3x - 2y = 10

21 - Jy=5

I 2x - 3y = 10

2x + 3y = 5

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.