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1. To verify that addition for whole numbers is commutative, by paper cutting and pasting.
2. To verify that multiplication for whole numbers is commutative, by paper cutting and pasting.
3. To represent some decimal numbers like 0.25, 0.5, 0.75, 0.68, etc. on a 10 × 10 grid.
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4. To verify by paper cutting and pasting that if two parallel lines are intersected by a transversal, then the corresponding angles so obtained are equal.
0/2
5. To verify by paper cutting and pasting that if a transversal intersects two parallel lines, then (i) alternate interior angles are equal. (ii) sum of the interior angles on the same side of the transversal is 180°.
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6. To verify using broom sticks that a triangle can be drawn only if the sum of any two sides is greater than the third side.
0/2
7. To classify the triangles from a given collection on the basis of their sides and angles.
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8. To obtain an altitude of a triangle through a vertex by paper folding and to verify again by paper folding that the three altitudes of a triangle pass through the same point.
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9. To verify by paper cutting and pasting that sum of the three angles of a triangle is 180°.
0/3
10. To verify by paper cutting and pasting that an exterior angle of a triangle is equal to the sum of its two interior opposite angles.
0/3
11. To represent the following type of products of fractions by drawing horizontal/vertical lines on a square rectangular sheet with different shadings : (a) 3 /10 × 7 /10 (b) 7/9 × 3/8