Respuesta :

vickyvaladez123
a = √1² + 2²
a = √1 + 4
a = √5
a ≈ 2.23

b = 4

c = √3² + 2²
c = √9 + 4
c = √13
c ≈ 3.6

P = a + b + c
P = 2.23 + 4 + 3.6
P = 6.23 + 3.6
P = 9.83

Perimeter of ΔBDE = 9.83 units

i would like to see the picture to be exsact but you didnt put it up so that is ok

i hope this helps :)
Laija04
a = √1² + 2²
a = √1 + 4
a = √5
a ≈ 2.23

b = 4

c = √3² + 2²
c = √9 + 4
c = √13
c ≈ 3.6

P = a + b + c
P = 2.23 + 4 + 3.6
P = 6.23 + 3.6
P = 9.83

Perimeter of ΔBDE = 9.83 units
 same thing other person said.

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