Angles. An angle measures the amount of turn. Names of Angles As the Angle Increases, the Name Changes:
By the time your baby is 12 months old she will probably use the words mama and dada and know exactly what she's saying. However, she may also still babble short sentences that sound like she's fluent in a foreign language!
Baby talk at 9 months. After 9 months, babies can understand a few basic words like no and bye-bye. They also may begin to use a wider range of consonant sounds and tones of voice. Baby talk at 12-18 months. Most babies say a few simple words like mama and dadda by the end of 12 months -- and now know what they're saying. They respond to -- or at least understand, if not obey -- your short, one-step requests such as, Please put that down. Baby talk at 18 months.