Question

Calculate the area of triangle whose vertices are given by (3,-1,2),(1,-1,2)and(4,-2,1)

Answer 1

ʜᴇʏᴀ ᴍᴀᴛᴇ ʜᴇʀᴇ ɪs ʏᴏᴜʀ ᴀɴsᴡᴇʀ 
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●Use the formula..

$\sqrt{s(s - a)(s - b)(s - c)}$

Answer 2

Answer:

Step-by-step explanation: