estefanidye
estefanidye
20-02-2017
Mathematics
contestada
How do I find the measure of angle d?
Respuesta :
Аноним
Аноним
20-02-2017
d = 117
because angle 63 = angle 37+a because they are vertical angles,
therefore angle angle 37+a= angle b because they are corresponding angles
so if angle b=63 then angle d=117, so that together they equal 180, a supplementary angle.
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