C-08-Q103mediumsingle_mcq

The angle standing on an arc of the circle equals— the angle subtended by the arc at the centre.

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bhalf
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ব্যাখ্যা

By the inscribed-angle theorem, an angle subtended by an arc at the circumference is half the angle subtended by the same arc at the centre. Hence the inscribed angle equals $\tfrac12$ of the central angle.

এই অধ্যায়ের আরও প্রশ্ন

C-08-Q104Angles in a circle standing on the same arc are—
C-08-Q105In Theorem 21, and standing on arc are equal because each equals—
C-08-Q106If two angles inscribed in a circle subtend the same chord and lie on the same side of it, they are—
C-08-Q107The fact "angles in the same segment are equal" is a direct consequence of—
C-08-Q108In Theorem 21, the central angle subtended by arc is referenced to convert two inscribed angles into—
C-08-Q109The angle inscribed in a semicircle is—
C-08-Q110In Theorem 22, the central angle on diameter equals—
C-08-Q111Since and is a straight angle, equals—
C-08-Q112Corollary 4 of Theorem 22 says: the circle drawn with the hypotenuse of a right-angled triangle as diameter—
C-08-Q113Corollary 5 states the angle inscribed in a major arc is—

Circle — সব প্রশ্ন দেখুন (231টি) →