Maths / Circles / Angle at the Centre is Double The Angle at Circumference

QUESTION

 The value of $\dpi{120} \fn_jvn \large \angle ABC$ in the following figure, where O is the centre of the circle, and $\dpi{120} \fn_jvn \large \angle AOC$ is$\dpi{120} \fn_jvn \large 60^0$

 OPTIONS A. $30^o$ B. $45^o$ C. $60^o$ D. $90^o$
Right Option : A

EXPLANATION
Explain TypeExplanation Content
Text

Angle at the circumference is half the angle at the centre. As the angle at center is 60 so the angle at the circumference is 30

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