Question
Download Solution PDFIf the arc of a circle of radius 30 cm has a length of 19 cm, then the angle (in degrees, rounded off to two decimal places) subtended at the centre of the circle is:
Take
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFGiven:
Radius of circle = 30 cm
Length of arc of circle = 19 cm
Concept Used:
Arc length of a circle, l =
Calculation:
⇒ Putting the values in the formula, we get
⇒ 19 = 2 ×
⇒
⇒
Therefore, the angle subtended at the center of a circle is 36.27º.
Last updated on Jun 17, 2025
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