What is the axis of symmetry of the following equation?

=22+4+5
y
=
2
x
2
+
4
x
+
5
=22+4+5
y
=
2
x
2
+
4
x
+
5

Group of answer choices

x = -1

x = 5

x = 4

x = 2

Y=4x^2+x-1 solve using quadratic formula

Aswimming pool is a rectangle with semicircles on the end. the rectangle is 12 meters wide and 30 meters long. the diameter and width of the swimming pool are equal. sketch and label an overhead diagram of the swimming pool. find the area of the swimming pool floor.

Quadrilateral abcd in the figure below represents a scaled-down model of a walkway around a historic site. quadrilateral efgh represents the actual walkway. abcd is similar to efgh. what is the total length, in feet of the actual walkway?