Question

if a=13,b=14,c=15 then circumradius =

Answer 1

we know that circumradius =abc/4∆

by herons law ∆=✓(s(s-a)(s-b)(s-c))

where s=13+14+15/2

=21

my

∆=√(21(8)(7)(6)

∆=84

now ,circum radius =32.5

Answer 2

32.5_is the right answer...