Identify the value of X and the length of each cord

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

In a young single person's monthly budget, $150 is spent on food, $175 is spent on housing, and $175 is spend on other items. suppose you drew a circle graph to represent this information, what percent of the graph represents housing?

Explain in a minimum of 2 sentences how to graph the equation of the absolute value function given a vertex of (-1,3) and a value of “a” equal to ½.