23emazour 23emazour

18-12-2020
Mathematics

contestada

what is the answer?

what is the answer class=

Respuesta :

jetpan3 jetpan3

22-12-2020

Answer:

x=8.5

Step-by-step explanation:

3 angles of a triangle = 180 degrees

c=45 a=50

180=45+50+b

130=45+b

85=b

b=d

d=85

10x=85

x=8.5

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