Q. 45.0( 1 Vote )
The supplement of 54°30’ is
A. 35°30’
B. 125°30’
C. 45°30’
D. 65°30’
Answer :
As we know that sum of two supplementary – angles is 180o.
So, x + y = 180o
54°30’ + y= 180
y = 180o – 54°30’
y = 125o30’
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