swag9989 swag9989
  • 10-06-2019
  • Mathematics
contestada

How do I solve this ?

How do I solve this class=

Respuesta :

choixongdong
choixongdong choixongdong
  • 10-06-2019

Answer:

x = 13

Step-by-step explanation:

isosceles trapezoid

x^2 - 5 + x + 3 = 180

x^2 + x - 2 = 180

x^2 + x - 182 = 0

(x + 14)(x - 13) = 0

x + 14 = 0 ; x = -14

x -13 = 0; x = 13

Angle can't be negative so answer is x = 13

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