Just give me an example for problem 3 please

The angles that has C as a vertex are:
13. ∠HVJ, ∠HVI, ∠JVI
14. ∠DVF, ∠DVE, ∠FVE
Angles that have letter V at their vertex can be named as an angle contain V as a point.
13. The angles that have V as vertex are:
∠HVJ
∠HVI
∠JVI
They all contain vertex V.
14. The angles that have V as vertex are:
∠DVF
∠DVE
∠FVE
They all contain vertex V.
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