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If A is a number of degree and B is the number of grades of any angle, prove that: #B=A+(A/9)# ?

1 Answer

Nov 14, 2017

We know

#90^@=1" right angle"=100^g#

So

#A^@=(100/90*A)^g#

Hence by the given condition

#B=(100/90*A)=10/9A=A+(A/9)#

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