Mathematics, 30.04.2021 01:10 joeduf
1. Two circles are concentric. Two arcs are formed by the same central angle, with arc lengths of 54 and 81 respectively. Which of the following are possible radii for the circles? Select the two correct answers.(1 point)
A. 12 and 18
B. 14 and 41
C. 32 and 64
D. 23 and 32
E. 40 and 60
2. A toy train set has a circular track piece. The inner radius of the piece is 6 cm. One sector of the track has an arc length of 33 cm on the inside and 55 cm on the outside. What is the width of the track? (written answer)
Answers: 3
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1. Two circles are concentric. Two arcs are formed by the same central angle, with arc lengths of 54...
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