Folk crafts, a funnel and a grater

Lessons 23–25 · 3 lessons · Mehnat ta’limi (Texnologiya) – Labour Education (Technology), textbook for Grade 7 of general secondary schools. Ministry of Public Education of Uzbekistan. Sharq Publishing, Tashkent, 2016/2017 (authors not named in the extracted text)

Answers are for parents and teachers.

Find a picture of a chased or jewellery item (with an adult), write its name and pattern.

Calculate φ for a funnel with D = 12 cm and L = 18 cm.

Make a 6-row technological map for making a funnel.

Write five safety rules for making a grater.

How many holes does a grater with 7 rows and 5 columns have?