Q.5 Verify, whether D is the mid point of$$\overline {AG} .$$

we have AG = 7 unit – 1 unit = 6 unit
AD = 4 unit – 1 unit = 3 unit
and DG = 7 unit – 4 unit = 3 unit
$$\therefore$$AG = AD + DG.
Hence, D is the mid point of AG.