What is the angle subtended at the centre of a circle of radius 5 cm by an arc length 4 cm.
Answers
Answered by
0
Answer:
1.25cm is write answer
Step-by-step explanation:
4÷5
=1.25cm
Answered by
2
Answer:
144°
Step-by-step explanation:
r = ∅/360×2πr
⇒4πr=∅/360×2πr×5
⇒∅/360=4π/10π
=2/5
⇒720/5
⇒144°
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