The line through (1,6) and (0,3) passes through every quadrant expect one. which one?

What value of x will make the triangles similar by the sss similarity theorem?

Ineed to know how to write question one in mathematical terms

Rose and andrew are financing $128,000 to purchase a condominium. they obtained a 15-year, fixed-rate loan with a rate of 5.05%. they have been given the option of purchasing up to four points to lower their rate to 4.81%. how much will the four points cost them?