Question

In a triangle abc,sin^2(a) + sin^2(b) + sin^2(c) = 9/4, then prove that triangle abc is equalataral triangle

Answer 1

condition or assential for a equalataral triangle is
a=b=c= 60

then prove it
use the picture for more explain

Answer 2

Answer:

ғᴏʀ ᴛʀɪᴀɴɢʟᴇ ᴀ = ʙ = ᴄ = 60