I would say aggressive, because you can’t really use the other words without being negative.
Answer:
Construct the incenter of triangle XYZ.
Explanation:
The incenter of a triangle is the point from which the distances to the sides are equal, in this point we can start to construct the inscribed circle in the triangle, because the incenter would also be the center of the circumference.
When somebody puts " ing " at the end of a word (verbs) its become " happening " for example: watch- watching * present noun.
And to it's in future like I'm going to sleep it's when you are going to do it