Ensure each line follows logically from the previous step.
All theorems must be used accurately.
Label all variables used in the proof.
Use standard geometric postulates.
End logically concluding the proof.
Need Help? Get Proof Explanation
Here is an example of a correct geometry proof:
1. Draw triangle ABC.
2. Given that AB = AC by the definition of an isosceles triangle.
3. Therefore, angle B = angle C because of the isosceles triangle theorem.
4. Thus, ABC is an isosceles triangle where equal sides imply equal base angles.