60,000 should be correct! Let me know hope that helps! c:
Sup, stay quarantined and stay safe
Since the definition of a parallelogram literally says that it's a quadrilateral with 2 parallel sides, we have AB || CD so the 2 other sides (AC and BD) need to be either similar or parallel (either works, due to that if they're similar we can prove that since AB || CD that they're parallel). B is our answer
It cant be made into a standard form
Sorry if incorrect
Rigid. Rigid transformations don't change size or shape