Write a decimal that is less than 6.73

When turned about its axis of rotation, which shape could have created this three-dimensional object?

Suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet.

Rewrite the following quadratic functions in intercept or factored form. show your work. y = x^2 + 7x + 10