He tuhinga whakaahua o tētahi mea tūturu pērā i te whare. Ka whakanuia, ka whakaitia rānei te rahi o te mea tūturu, kia pai ai te noho ki te pepa, engari kia pūmau tonu tōna āhua tūturu.
The drawing of a real object such as a house, where the dimensions of the object are made bigger or smaller so that it will fit on the page, but the shape remains the same.