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Which term describes the point where the perpendicular bisectors of the three sides of a triangle intersect?

Matt makes a birdhouse.he needs 2 1/3 cans of paint for each birdhouse.he has 10 cans of paint.how many bird houses can be made? ( i need this answered in the next 9 hrs )

Aparachutist descends 38 in 2 seconds . express the rate of the parachutists change in height as a unit rate