please help! anybody know a math activity i could do for preschoolers? i have to make a sample as well but i just need an idea

49xy +34y - 72z. determine the degree of the polynomial

To describe a sequence of transformations that maps triangle abc onto triangle a"b"c", a student starts with a reflection over the x-axis.how should the student complete the sequence of transformations to map triangle abc onto triangle a"b"c"? plz

The weight of an object in the water is 7% of its weight out of the water. what is the weight of a 652g object in the water?