reardonmad077 reardonmad077

03-01-2021
Mathematics

contestada

If AABC = ADEC,
LC = 55°, ZD = 65°, and ZB = 2x
D
С
В B.
x = [?]

If AABC ADEC LC 55 ZD 65 and ZB 2x D С В B x class=

Respuesta :

clarch19 clarch19

03-01-2021

Answer:

x = 30

Step-by-step explanation:

65 + 55 = 120

angle B must equal 60

angle B is labeled as 2x

set up equation to solve for 'x': 2x = 60

x = 30

add up all angles to make sure you get 180 degrees

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