Question

show that the points p( a, a ) Q( -a,-a) and R( -a root3,a root 3) form an equilateral triangle​

Answer 1

Answer:

By distance formula

PQ=√[(4a square +4a square)]

=2√2 a

Similar QR=2√2 a

And RP. =2√2 a

Then

PQ=QR=RP=2√2 a

Triangle PQR are a equilateral triangle

Step-by-step explanation: