Question

9cm,7cm ,14cmfind side of the square​

Answer 1

Answer:

a=9,b=7and c=14

a+b+c/2 then,

9+7+14/2=30/2=15

then heron's formula

√s(s-a)(s-b)(s-c)

=√15(15-9)(15-7)(15-14)

√15(6)(8)(1)

√720

12√5