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Evaluate 4 a for a = 5 2/3 . express your answer in simplest form.

One of the same side angles of two parallel lines is 20° smaller than the other one. find the measures of these two angles.

Twenty points. 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