If angle A is congruent to itself by the Reflexive Property, which transformation could be used to prove ΔABC ~ ΔADE by AA similarity postulate?

Apark is in the shape of a rectangle. the park authorities are planning to build a 2-meter-wide jogging path in the park (shown as the shaded region in the image). what is the area of the jogging path? plz

Inez has a phone card. the graph shows the number of minutes that remain on her phone card a certain number of days.

The suare root of 9x plus 7 plus the square rot of 2x equall to 7