If pq + qr = pr, how can you describe the points on line pr?

In the proof of the triangle angle sum theorem, you must draw an auxiliary line. which construction must you use to draw this line?

A. 127 cm^2 b. 144.5 cm^2 c. 172 cm^2 d. 50 cm^2

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