Can't find it. Says it should be under the Object menu. Is it included in x8?
The Symmetry Tool was introduced in CorelDRAW 2018.
I have CorelDraw Home and Student 2018. Is that the same thing?
Home and Student does not have all of the same features as the "regular" version of CorelDRAW.
Here's a document that lists some of the differences: CDGS 2018 Comparison matrix.