C-14-Q141mediumsingle_mcq

A semicircle has rotational symmetry of order —

a $1$
b $2$
c $3$
dunlimited

ব্যাখ্যা

A semicircle returns to its original appearance only after a complete $360^{\circ}$ rotation, so it has rotational symmetry of order $1$ (no symmetry beyond the identity).

এই অধ্যায়ের আরও প্রশ্ন

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Ratio, Similarity and Symmetry — সব প্রশ্ন দেখুন (160টি) →