Which equations are linear equations written in slope-intercept form?

Which of the fallowing best completes the sequence 12,8,5, a) 1 b) 2 c)4 d)0

Select the sequences that are geometric.

Rena is building a 1: 180 scale model of a real castle. her model has a rectangular base that is 3 feet wide and 4 feet long what is the area of the base of the actual castle in square feet