(4+5)²-(-2)²×(13+7) ayúdenme es para hoy​

Which is a reasonable estimate of the amount of water in a small, inflatable pool used by children?

The general form of the quetion of a circle is ax^2+by^2+cx+dy+e=0 where a=b=0 if the circle has a radius of three units and the center lies on the y axis which set of values of a, b, c, d, and e might correspond to the circle

Eis the midpoint of line segment ac and bd also line segment ed is congruent to ec prove that line segment ae is congruent to line segment be