Question

In the triangle xyz, zv is both the median and the altitude, if xy=9x+12 and xz=11x+2 and yz=4x+20 find the perimeter

Answer 1

The answer is "2(12x+17)"

Explanation:

The formula of the perimeter:

`\to \bold{P=xy+yz+xz}`

`=9x+12+4x+20+11x+2\\\\=9x+4x+11x+2+20+12\\\\=24x+34\\\\ =2(12x+17)`