Pls asap. 1st answer will be brainliest

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

25.0 units²
27.5 units²
50.0 units²
55.0 units²

Find an equation for the linear function which has slope -10 and x-intercept -7

At the beginning of the day, stock xyz opened at $6.12. at the end of the day, it closed at $6.88. what is the rate of change of stock xyz? a. 1.17% b. 11.0% c. 12.4% d. 81.5%

Find the magnitude, correct to two decimal places, made by each of the following with positive direction of the x axis a) y= x the answer is 45° but i don’t know how