If the area of same length in two circles subtend angles of `60^(@)` and `75^(@)` at their centres. Find the ratio of their radii.

If the arcs of same length in two circles subtend angles of 60^(@) and 75^(@) at their centers. Find the ratio of their radaii.

If the arcs of same length in two circles subtend angles of 60^(@) and 75^(@) at their centers. Find the ratio of their radaii.

If the arcs of same length in two circles subtend angles of 60^@ and 75^@ at their centres. Find the ratio of their radii.

If arcs of same length in two circles subtend angles of 60^(@) and 75^(@) at their centers,find the ratios of their radii.

If the arcs of same length in two circles subtend angles of 30^(@) and 45^(@) at their centers, then find the ratio of their radii.

If the arcs of same length in two circles subtend angles of 30^(@) and 45^(@) at their centers, then find the ratio of their radii.

If arcs of same length in two circles subtend angles of 60^0 and 75^0 at their centers, find the ratios of their radii.

If the arcs of the same length in two circles subtend angles of 60^(@) and 75^(@) at their respective centres, find the ratio of their radii?

If arcs of same length in two circles subtend angles of 60^0a n d75^0 at their centers, find the ratios of their radii.

If arcs of same length in two circles subtend angles of 60^0a n d75^0 at their centers, find the ratios of their radii.