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  • 23-09-2018
  • Mathematics
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Please help!! Geometry!!
What is 12x - 20?

Please help Geometry What is 12x 20 class=

Respuesta :

suspho
suspho suspho
  • 03-11-2018

From the picture all the angles are congruents (90°)


12x - 20 = 90

12x = 90 - 20

12x = 70

x = 70 : 12

x = 8.75°

--------------------------

8 * 8.75 + 20 = 90°


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