Escribe en numeros naturales el significado de los numeros romanos? cxv : cmxix : xcv : ayudaa

Determine the area of a triangle with (see picture below)

Given abc find the values of x and y. in your final answer, include all of your calculations.

The 7th grade has collected $200 for a field trip that would cost $600. the teachers decided to ask $50 from additional students to cover the cost. how mny students must pay to cover the cost ? a 16studentsb 80studentsc 160studentsd 8students show work