Question

If d is the number of degree and G is the number of grades of the same angle prove that D/9=G/10

Answer 1

Step-by-step explanation:

The angle be

C

radian,

D

degreesor

G

grades

As

π

radian is equal to

180

∘

and

200

g

D

degrees is

D

180

×

π

radians i.e.

C

=

D

180

×

π

or

D

π

=

180

C

and similarly

G

grade is

G

200

×

π

radians i.e.

C

=

G

200

×

π

or

G

π

=

200

C

Hence

(

G

−

D

)

π

=

20

C