What third congruence do you need to prove that δadb δcdb by aas?
ab (that equal sign with the ~ above it) bc
ad (that equal sign with the ~ above it) dc
∠ abd ∠ cbd
∠ dba ∠ cdb

Idont understand math at all! : o( use this scenario to answer the remaining questions: brenton purchased a new bedroom set for $4,500.00. he lives in arizona and pays a 8.75% sales tax. if he made a 50% down payment and financed the rest, what amount did he finance? what is the total sales tax brenton will pay? enter your answer in currency format, round to the nearest cent. what was brenton's total amount financed? enter your answer in currency format, round to the nearest cent.

The size of a certain cell is 2.5*10^-9m. another cell is 1.5*10^3 times larger. how large is the larger cell in scientific notation?

What can you determine about the solutions of this system