To prove that AAGE and A OLD are congruent by SAS, what other information is needed?
1) GE = LD
2) AG=OL
3) AGE= OLD
4) AEG = ODL

What are the measures of ∠a, ∠b, ∠c and ∠d? explain how to find each of the angle measure.

The total cost of anja’s trip to the dentist was $628.35. she paid a flat fee of $89.95 which included the checkup and cleaning and then had 4 cavities filled, each of which cost the same amount. which shows the correct equation and value of x, the cost of each cavity filling?

To solve the system of equations below, pedro isolated the variable y in the first equation and then substituted it into the second equation. what was the resulting equation? { 5y=10x {x^2+y^2=36