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→Hints for difficult problems
Exercise 16.1<br>Problem 7.
Exercise 16.1<br>Problem 7.
1)Craft teacher of a school taught the students to prepare cylindrical pen holders out of card board. In a class of strength 42, if each child prepared a pen holder of radius 5 cm and height 14 cm, how much cardboard was consumed? [[Mensuration_problems_Problem_1 |solution]]
1)Craft teacher of a school taught the students to prepare cylindrical pen holders out of card board. In a class of strength 42, if each child prepared a pen holder of radius 5 cm and height 14 cm, how much cardboard was consumed? [[Mensuration_problems#Problem_1 |solution]]
*Interpretation;
*Interpretation;