alaska1582 alaska1582
  • 06-02-2021
  • Mathematics
contestada

Find x for the trapezoid.
J
K
(2x+15).. (3x-20).
(x +15).
N4
M.

Find x for the trapezoid J K 2x15 3x20 x 15 N4 M class=

Respuesta :

DC44 DC44
  • 06-02-2021

Answer:

50°

Step-by-step explanation:

All quadrilaterals' interior angles sum to 360°:

(x + 15)° + (2x + 15)° + (3x - 20)° + x° = 360°

x + 15 + 2x + 15 + 3x - 20 + x = 360

7x + 10 = 360

7x = 360 - 10

7x = 350

x = 50°

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