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A picture of a Venn diagram is in the related links.

They are useful because they help you map out problems such as "If there are 3 students in math, 5 students in science and 6 students in total, how many are in both math and science?" To this, you can use the Venn diagram to reason that since there seem to be 8 students in total if math and science are separate, there must be 2 students in both classes.

Q: What are Venn diagrams and how are they useful?

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Venn diagrams helps us arrange numbers in odrder

Yes.

most Venn diagrams are used in survey taking

Venn diagrams are named after their inventor, John Venn.

Venn diagrams were conceived around 1880 by John Venn, a British logician and philosopher.

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Venn diagrams helps us arrange numbers in odrder

Yes.

John Venn

most Venn diagrams are used in survey taking

yes he did

july1880

Venn diagrams are named after their inventor, John Venn.

Venn diagrams were conceived around 1880 by John Venn.

John Venn published a work in 1880 with his venn diagrams.

using a venn diagrams to see the ways in which two characters are similar and different

Venn diagrams are used for comparing more that two items in a chart. A Venn diagram compares like possibilities of a group of related objects or things. A family tree is a type of Venn diagram.

Using Venn diagrams to see the ways in which two characters are similar and different