15)
A circle has a radius of 10cm. How long is the arc subtended by a central angle of 90°?
A...
![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 19.02.2021 18:40, godstruelove122
15)
A circle has a radius of 10cm. How long is the arc subtended by a central angle of 90°?
A.
2.57
B.
570
C.
10л
D.
20%
![answer](/tpl/images/cats/otvet.png)
Answers: 2
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