18. In a blueprint of a room, an architect has shown the height of the room as 33 cm. If the actual height of the room is 330 cm, then the scale used by her is 18. In a blueprint of a room an architect has shown the height of the room as 33 cm. If the actual height of the room is 330 cm then the scale used by her is July 18, 2021 Category: Chapter 10 - Visualising Solid Shapes , Maths , NCERT Class 8 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related