Mathematics, 09.03.2021 06:10 queenpaige2015

O is the center of the circle shown, which has radius 18 cm. A, B, C and D are points of the same circle. If arc AB has a measure of 80 degrees, arc DC has a measure of 90 degrees, and arcs BC and AD have the same measure, then what is the length of arc BC?

O is the center of the circle shown, which has radius 18 cm. A, B, C and D are points of the same c

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O is the center of the circle shown, which has radius 18 cm. A, B, C and D are points of the same ci...

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O is the center of the circle shown, which has radius 18 cm. A, B, C and D are points of the same circle. If arc AB has a measure of 80 degrees, arc DC has a measure of 90 degrees, and arcs BC and AD have the same measure, then what is the length of arc BC?​

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O is the center of the circle shown, which has radius 18 cm. A, B, C and D are points of the same circle. If arc AB has a measure of 80 degrees, arc DC has a measure of 90 degrees, and arcs BC and AD have the same measure, then what is the length of arc BC?