Question

Fig.
the wao
2. In the given figure 'a' is greater than 'b' by one-sixth of a straight angle
a' and 'b'.
Fig. Q.2
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Answer 1

Answer:

Where is the figure 1/6 of 180 =30°

So a =30°.b can be find with the help of the figure. Hope it gives u a little idea of doing it