In the figure a circle with center C has
m (arc AXB) = 100° then find central ∠ACB and
measure m (arc AYB)
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Answered by
20
Answer:
i]∠ACB=100°
ii]m(arcAYB)=260°
Step-by-step explanation:
As m(arcAXB)=100°,
∠ACB=100°————central angle property
m(arcAYB)+m(arcAXB)=360°————as both arcs together constitute a full cirlce.
m(arcAYB)=360° - m(arcAXB)
m(arcAYB)=360° - 100°
m(arcAYB)=260°
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