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Indirect proofs are a very useful tool, not just in geometry, but in many other areas - making it possible to prove things that would be hard or impossible to prove otherwise. An example outside of geometry is the fairly simple proof, often found in high school algebra textbooks, that the square root of 2 is not a rational number.

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Q: Why do we learn indirect proofs in Geometry?
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Related questions

Do you people answer proofs for geometry?

No.


What grade level learns geometry?

Starting from around 3rd-4th grade, you start to learn really basic geometry. But around 8th or 9th grade, you actually start to learn more advanced geometry that uses theorems and postulates and proofs.


What are proofs in geometry?

i need to know the answer


Why is it important to do proofs in geometry?

it is not important


Who Presented geometry propositions and proofs?

Euclid


Are there any proofs in the geometry regents?

Obviously?...


What is Proof in geometry is a proof by or indirect proof?

A proof in geometry is basically proving a specific thing, like this segement is congruent to this, or proving something is a parallelogram....there are all sorts of very different kinds of proofs. Proofs have to be logical to everyone, and following a reasonable thinking path, using definitions, postulates, and theorems as reasons along the way. Most commonly written in paragraph form(in the real world) and 2-column proofs in middle/high school, apparently to organize your thinking when you first start doing them. An indirect proof is a way to do some proofs, like if it asks you to prove AX is not congruent to XY, then you would assume it is, and see how it goes from there, till you find a contradiction, and so the original assumption you made is false.


What is a good way to approach proofs in geometry?

Asiya Mahmood webheath estate


How do you do better in Geometry proofs?

Practice them. You need to do many of them and do them over and over again.


Fill in the blank A second type of proof in geometry is a proof by or indirect proof?

An indirect proof is a proof by contradiction.


What was the book elements written by euclid about?

The book was written originally about geometry but mostly had theories and proofs


What did Euclid's book Elements contain?

The book Elements contained axiomic proofs for plane geometry.