Which division expression does this model represent

Part of the total score for each program is the sum of five program component scores. on the free program, the sum of these five program component scores is multiplied by a factor of 2.0. yuzuru hanyu, of japan, earned scores of 9.07, 8.96, 8.89, 9.21, and 9.36 for the program components portion of his free program. how many total points did he receive for this portion?

Find x to the nearest hundredth place

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