A student solved the given equation and justified every step except one. What is the missing reason?

Find the length of cu, the triangles are similar.

Which equation represents the partial sum of the geometric series?

You work for a lender that requires a 20% down payment and uses the standard depth to income ratio to determine a person‘s a little eligibility for a home loan of the following choose the person that you would rate the highest on their eligibility for a home loan