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For a regular polygon, let r and R be th...

For a regular polygon, let r and R be the radii of the inscribed and the cirumscribed circles, respectively. A false statement among the following is

A

there is a regular polygon with `r/R=1/2`

B

there is a regular polygon with `r/R=(1)/(sqrt2)`

C

there is a regular plygon with `r/R =2/3`

D

there is a regular plygon with `r/R=(sqrt3)/(2)`

Text Solution

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The correct Answer is:
A, B, D
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ARIHANT MATHS ENGLISH-PROPERTIES AND SOLUTION OF TRIANGLES -Exercise (Questions Asked In Previous 13 Years Exam)
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  8. Let A B Ca n dA B C ' be two non-congruent triangles with sides A B=4,...

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  10. Consider the circle x^2 + y^2 = 9 and the parabola y^2 = 8x. They inte...

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  11. Consider the circle x^2 + y^2 = 9 and the parabola y^2 = 8x. They inte...

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  12. Consider the circle x^2 + y^2 = 9 and the parabola y^2 = 8x. They inte...

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  13. Internal bisector of /A of triangle ABC meets side BC at D. A line dra...

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  15. In Delta ABC, which one is true among the following ?

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  18. For a regular polygon, let r and R be the radii of the inscribed and t...

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  19. In triangle A B C , let /c=pi/2dot If r is the inradius and R is circu...

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  20. If in a DeltaABC, the altitudes from the vertices A, B, C on opposite ...

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