100. The actual length of a painting was 2 m. What is its length in the photograph if the scale used is 1 mm : 20 cm. 100. The actual length of a painting was 2 m. What is its length in the photograph if the scale used is 1 mm : 20 cm. July 19, 2021 Category: Chapter 10 - Visualising Solid Shapes , Maths , NCERT Class 8 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related