CTET 2 Math and Science Feb 2015 Paper

Question : 31 of 120

Marks: +1, -0

The term, 'Mathematical tools' refers to

Charts based on formulae and concepts, graph papers, dotted sheets, etc.
Calculators, rulers, tape measures, protractors, compass, etc.
All types of materials including language, written symbols, meaningful instructions to establish their purpose
Physical material like geo-board and 3D models, cubic rods, etc.

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