In the diagram, which must be true for point p to be the centroid of the triangle? ln ⊥ jk, jo ⊥ lk, and jl ⊥ mk. jl = lk = kj jm = ml, lo = ok, and kn = nj. ln is a perpendicular bisector of jk, jo is a perpendicular bisector of lk, and mk is a perpendicular bisector of jl.

Louise measured the perimeter of her rectangular scrapbook to be 154 cm. if the scrapbook is 45 cm wide, how long is the scrapbook?

Pyotr tchaikovsky sporting goods operates on a 45% overhead based on the selling price, which results in an overhead of $65.34 on the newest version of an air hockey game set. if the air hockey game set costs pyotr tchaikovsky sports $49.32, find the selling price, the markup, and the net profit.

Find the commission on a $590.00 sale if the commission is 15%.