GKT101: General Knowledge for Teachers – Math

1. The five criteria are AAS, $ASA , \, SAS , \, SSS$, and for right triangles $HL$. Pictures vary.

2. Yes. Note that while $HL$ has only two letters, you also need to know that the triangles are right triangles.

3. $\triangle EIF \cong \triangle HFI$ by $AAS$.

4. Not enough information.

5. $\triangle ABC \cong \triangle ADC$ by $SSS$.

6. $\triangle ABC \cong \triangle ADC$ by $SAS$.

7. $\triangle ACB \cong \triangle ACD$ by $ASA$.

8. Not enough information.

9. Not enough information.

10. Yes, by $HL$.

11. Yes, by $SAS$.