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Exercise 8B

1. Look at these objects. Find out which can roll or slide or both.

Objects Roll Slide Both

2. Suppose you want to wrap and decorate these
two gifts, one only sliding and another rolling and
sliding both, with a star on each face, a ribbon

strip on each edge, and a pompom ball on each
corner. How many items will you need for each
gift box?

Only sliding gift box Rolling and sliding gift box

a. Stars for the faces

b. Ribbon strips for the
edges/sides

c. Pompom balls for
the vertices

122 Mathematics 2