izzysofia1
izzysofia1
10-02-2018
Mathematics
contestada
Someone plz help me out??
Respuesta :
kitamuragu
kitamuragu
10-02-2018
ABD = ABC + CBD
So 6x + 27 + 7x - 9 = 96
Now we need to isolate x
13x + 18 = 96
13x = 88
x = 6
And then apply x to the angle we need to find ( CBD )
CBD = 6x + 27
CBD = 6(6) + 27
CBD = 36 + 27 = 63
Angle CBD = 63°
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