Find mA in abc if mB = 38° and cmC = 38°

Factor completely. 4p^2 + 36p + 81 express the answer in the form (ap + b)^2

Determine the number of girls in a math class with 87 boys if there are 25 girls for every 75 boys

Plz determine whether the polynomial is a difference of squares and if it is, factor it. y2 – 196 is a difference of squares: (y + 14)2 is a difference of squares: (y – 14)2 is a difference of squares: (y + 14)(y – 14) is not a difference of squares