bre8041
bre8041 bre8041
  • 28-01-2022
  • Mathematics
contestada

can someone please help me please

can someone please help me please class=

Respuesta :

ashish4112119
ashish4112119 ashish4112119
  • 28-01-2022

a straight horizontal line is 180 degrees

box in the middle means that angle is 90 degrees

(s+1) + 90 + (2s-1) = 180

3s + 90 = 180

s = 30

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