Question

If arc AXB and arc AYB Are corresponding arc and m(arcAXB)=120 drgree,then m(arcAYB)=........ degree

Answer 1

Measure of major arc = 360° – measure of corresponding minor arc ∴ m (arc AYB) = 360 – m (arc AXB) ∴ m (arc AYB) = 360 – 120 ∴ m (arc AYB) = 240