Diagrams Venn Diagrams. A Venn diagram uses overlapping circles to show how two subjects are similar (comparison) and different (contrast). If you are comparing two subjects, draw two overlapping circles, one for each subject.

Title | : | Holt Middle School Handbook |

Author | : | John E. Warriner |

Publisher | : | Holt Rinehart & Winston - 1995 |

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