$60''$ (seconds) equals —

এই অধ্যায়ের আরও প্রশ্ন

• C-08-Q021equals —
• C-08-Q022The angle subtended at the centre of a circle by an arc whose length is equal to the radius is called —
• C-08-Q023In circular system, the unit of angle is —
• C-08-Q024In any circle, the ratio of the circumference to the diameter is —
• C-08-Q025The constant ratio of the circumference of a circle to its diameter is denoted by —
• C-08-Q026The approximate value of used up to four decimal places is —
• C-08-Q027The circumference of a circle of radius is —
• C-08-Q028The angle subtended at the centre of a circle by an arc is proportional to —
• C-08-Q029One radian, expressed as a fraction of a right angle, equals —