Find the cost of fencing of rectangular Park of length 150 M and breadth 100 at the rate of 20 per metre please give me answer fast​

Answer the questions in the attachment. a rescue helicopter is at point a and a rescue boat is at point e. the helicopter pilot spots boats in distress at points d and c,with angles as marked in the diagram. figure abce is a rectangle. the altitude of the rescue helicopter, represented by ae, is 5000 feet.

Complete the statements about the system of linear equation respresented by the tables the equation respented the left table is

The parabola y = x² - 4 opens: a.) up b.) down c.) right d.) left