Grade 7 Introductory discussion about sets and its components.

4. Activity: Given some items below. Group them accordingly.
Write your groupings in your notebook then answer the
following questions:
 How many groups are there?
 Does each object belong to a group?
 Is there an object that belongs to more
than one group? Which one?

5.  How many groups are there?
 6, There is the set of head covers
(hats), the set of trees, the set of
even numbers, and the set of
polyhedrals. But, there is also a
set of round objects and a set of
pointy objects. There are 6 well-
defined sets.
 Does each object belong to a group?
 Is there an object that belongs to more
than one group? Which one?

6. Activity: Given some items below. Group them accordingly.
Write your groupings in your notebook then answer the
following questions:
 How many groups are there?
 6, There is the group of head
covers (hats), the group of trees,
the set of even numbers, and the
group of polyhedrals. But, there is
also a group of round objects and a
group of pointy objects. There are
6 well-defined sets.
 Does each object belong to a group?
 Yes.
 Is there an object that belongs to more
than one group? Which one?

7. Activity: Given some items below. Group them accordingly.
Write your groupings in your notebook then answer the
following questions:
 How many groups are there?
 6, There is the set of head covers (hats),
the set of trees, the set of even
numbers, and the set of polyhedrals.
But, there is also a set of round objects
and a set of pointy objects. There are 6
well-defined sets.
 Does each object belong to a group?
 Yes.
 Is there an object that belongs to more than
one group? Which one?
 All the hats belong to the set of round
objects. The pine trees and two of the
polyhedrals belong to the set of pointy
objects.