Given a family of four children, find the probability of the event The oldest three are girls that the oldest is a girl

Which formula finds the probability that a point on the grid below will be in the blue area? p(blue) = total number of squares number of blue squares number of blue squares p(blue) = total number of squares number of blue squares p(blue) = number of white squares

If the discriminant if a quadratic equation is 4 which statement describes the roots?

Given: prst square pmkd is a square pr = a, pd = a find the area of pmct.