18
QuizMultiple Choice
The Unit Circle — Unit test
Question 18 of 23 • Algebra 2 MP 2,3,4 CHS
How long is the arc intersected by a central angle of radians in a circle with a radius of 4.5 cm? Round your answer to the nearest tenth. Use 3.14 for .
Answer
A
0.3 cmB
0.7 cmC
2.9 cmD
7.1 cm