# trig

posted by
**ezendu**
.

ABC is an isoscele triangle in which [AB]=[AC]=5cm and [BC]=6cm. Calculate [AM], where M is the mid-point of BC.

posted by
**ezendu**
.

ABC is an isoscele triangle in which [AB]=[AC]=5cm and [BC]=6cm. Calculate [AM], where M is the mid-point of BC.