Question

Asia uses an overhead projector to enlarge a drawing. The original measure 75 cm wide by 100 cm high. She moves the projector so that the width of th projector image is 375 cm. If the original drawing and the projected image are similar figures, what will be the height of the projected image

Answer 1

The ratio of the width to the height is 3:4.
So, just multiply the width by 4/3, which gives you 500cm.