1 Measure of two arcs formed by a chord of a circle are 2xº and 7xº. Find the measure of the minor arc.
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Complete angle formed at center of circle is 360°
2x + 7x = 360°
=>9x= 360°
=> x =40°
=> x = 40
Measure of arcs
2x = 2* 40° = 80°
7x7 * 40° = 280°
80° is minor arc and 280° is major arc.
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