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Find the perimeter of rectangle QRST, whose vertices are Q(-2,2),R(1,0),S(0,-1) and T(-3,1)
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1 vote
Find the perimeter of rectangle QRST, whose vertices are Q(-2,2),R(1,0),S(0,-1) and T(-3,1)

User Bobby Bruckovnic
by
7.4k points

1 Answer

2 votes
the length of the side QR = sqrt ( -2-1)^2 + (2-0)^2) = sqrt 13
legth of RS = sqrt (-1^2 + -1^2) = sqrt 2

so perimeter = 2 sqrt13 + 2 sqrt2
= 2(sqrt13 + sqrt2)
= 10.04 to nearest hundredth
User Metalhead
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6.5k points
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