A triangle is inscribed in a circle of radius 15. The measures of the triangles are in the ratio 2:3:4. FInd the lengths of the corresponding arcs.
+1486 A triangle (ABC) is inscribed in a circle of radius 15. The measures of the angles are in the ratio 2:3:4. Find the lengths of the corresponding arcs.
Circumradius R = 15
The ratio of the angles is 2 : 3 : 4 40° 60° 80°
Arc measures are 80° 120° 160°
Arc lengths are 20.944 31.416 41.888 
