15. In isosceles EFG shown to the right, EG - EF =13 and
GF -10. If an altitude was drawn from point E to GF , what
would be its length? Show how you arrived at your answer
![15 In isosceles EFG shown to the right EG EF 13 and GF 10 If an altitude was drawn from point E to GF what would be its length Show how you arrived at your ans class=](https://us-static.z-dn.net/files/d14/2f810ff27695f4aadfffd381894568ca.png)