What is the area of the triangle in this coordinate plane?

17.5 units²
21.0 units²
35.5 units²
49.0 units²

Ineed or else im in trouble need a random sample of 240 park users were asked if they go to the park more often on weekdays or on the weekend. the results are shown in the table. weekdays weekend male (50) (10) female (150) (30) based on the data in the table, select correct or incorrect for each statement. correct or incorrect 1.the males go to the park more often on the weekend. 2.the females go to the park more often on weekdays. 3.for the participants in the survey, gender affects which days of the week a person goes to the park.

Simplify a7/a4 a) 1/a3 b)-a/a2 c)a4/a3 d)a3

Ineed in figuring out this problem.