Find the area and perimeter. Hint: The height of a non-right triangle is the length of the segment of a line that is perpendicular to the base and that contains the opposite vertex.

24x; 10x + 8
12x; 7x + 3
24x; 5x + 14
12x; 5x + 14

Tell whatever the ordered pair is a solution of the given system.

If square root x = -7, then x= -49 true or false

When keisha installed a fence along the 200 foot perimeter of her rectangular back yard, she left an opening for a gate.in the diagram below, she used x to represent the length in feet of the gate? what is the value? a. 10 b. 20 c. 25 d. 30