gabyo06 gabyo06

02-09-2021
Mathematics

contestada

What is the perimeter of triangle PQR?

What is the perimeter of triangle PQR class=

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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