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Sagot :
Answer:
X=-6
Step-by-step explanation:
the sum of interior angels in a triangle is 180.
52+78=130
180-130=50
to get 56 to 50 x has to be negative
hope this helps :)
Answer:
Ok I'll save ur life, thank me later-
52 + 56+x + 78 = 180(Since all angles in a triangle sum upto 180°)
=130 + 56+x =180
=186+x=180
=x=180-186
x=-6
56 + (-6)
=50
Hope it helps
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