WILL GIVE BRAINLIEST to whomever can answer my other most recent question ( tap on my pfp to see them )

which  best  describes the transformation from the graph of  f(x) =  x2  to the graph of  f(x) = (x  – 3)2  – 1?   left 3 units, down 1 unitleft 3 units, up 1 unitright 3 units, down 1 unit  right 3 units, up 1 unit

For each proportion find the unknown number x 1/5/8=×/15

Atriangle has a side lengths of 18cm, 80 cm and 81cm. classify it as acute obtuse or right?