Find the perimeter of rectangle 2004-06-02-01-00_files/i0250000.jpg, whose vertices are Q(–2, 2), R(1, 0), S(0, –1), and T(–3, 1

Question

what is the answer to my question please

Answer 1

The lengths of the 4 sides are: ST=QR=√(4+9)=√13, so TQ=RS=√(1+1)=√2.

Perimeter=2√2+2√13=10.04 approx.

The figure is a parallelogram.