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प्रश्न
Find the number of sides in a regular polygon, if its exterior angle is : `1/3` of right angle
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उत्तर
Each exterior angle = `1/3` of a right angle
`= 1/3 xx 90`
= 30°
Let number of sides = n
`therefore 360^circ/"n" = 30^circ`
`therefore "n" = 360^circ/30^circ`
n = 12
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संबंधित प्रश्न
Fill in the blanks :
In case of regular polygon, with :
| No.of.sides | Each exterior angle | Each interior angle |
| (i) ___8___ | _______ | ______ |
| (ii) ___12____ | _______ | ______ |
| (iii) _________ | _____72°_____ | ______ |
| (iv) _________ | _____45°_____ | ______ |
| (v) _________ | __________ | _____150°_____ |
| (vi) ________ | __________ | ______140°____ |
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