Find HIJ with vertical H(-8,2), I(-4,6), and J(-9,9) is drawn on the coordinates grid below. What is the area in square units of triangle HIJ?

Someone answer asap for ! the total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?

What is the distance from zero if a quadratic function has a line of symmetry at x=-3 and a zero at 4

Cos^2x+cos^2(120°+x)+cos^2(120°-x)i need this asap. pls me