gabyo06
gabyo06
02-09-2021
Mathematics
contestada
What is the perimeter of triangle PQR?
Respuesta :
oakleyhaskell
oakleyhaskell
02-09-2021
to find side rq, we can plug the points into a formula
(-4,5) (3,-3)
d = √ ( (x2 - x1)^2 + (y2 - y1)^2 )
d = √ ( (3 + 4)^2 + (-3 - 5)^2 )
d = √ ( (7)^2 + (-8)^2 )
d = √ ( 35 + 64 )
d = √ 99
d = 9.9
now, we can finish the rest
8 + 7 + 9.9
answer: 24.9
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