Tanya wants to buy a sweater that is on sale for 20% off. If the sweater originally costs $10.52, what is the amount of the discount?

Determine whether the points (–3,–6) and (2,–8) are in the solution set of the system of inequalities below. x ? –3 y < 5? 3x + 2 a. the point (–3,–6) is not in the solution set, and the point (2,–8) is in the solution set. b. neither of the points is in the solution set. c. the point (–3,–6) is in the solution set, and the point (2,–8) is not in the solution set. d. both points are in the solution set.

Cot(90° − x) = 1 the value of x that satisfies this equation is °. a. 60 b. 135 c. 225 d. 315

Lana's family entered a 5-kilometer race lana's average step length is about 0.5 meter how many steps will she need to take the finish