Measuring two dimensional figures. Question in pic Thank you.

Find an equation of the line perpendicular to the graph.

Kayla has a $500 budget for the school party.she paid $150 for the decorations.food will cost $5.50 per student. what inequality represents the number of students,s, that can attend the party?

Which spreadsheet would be used to compute the first nine terms of the geometric sequence a^n=32•(1/2)n-1