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The area of the largest triangle that ca...

The area of the largest triangle that can be inscribed in a semi-circle of radius r is

A

`pir`

B

`r^2`

C

`pir^2`

D

`sqrt3/2r`

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R G PUBLICATION-AREAS RELATED TO CIRCLES-EXERCISE
  1. The difference between the circumference and radius of a circle is 37 ...

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  2. The area of a circle is 49pi cm^2.Its circumference is

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  3. The area of two circles are in the ratio 4:9.The ratio of their circum...

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  4. The radius of a wheel is 0.25m.The number of revolution it will make t...

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  5. The area of incircle of an equilateral triangle is 154cm^2then the per...

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  6. The area of a circle is 220cm^2.The area of a square inscribed in it i...

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  7. The area of the circle that can be inscribed in a square of side 10 cm...

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  8. If diameter of a circle is increased by 40% then its area increased by

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  9. On decreasing the radius of a circle by 30% its area is decreased by

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  10. If the radius of a circle is diminished by 10% then its area is dimini...

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  11. The area of the largest triangle that can be inscribed in a semi-circl...

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  12. If the area of a square and a circle are same then the ratio of their ...

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  13. If the circumference of a circle increases from 4pi to 8pi then its ar...

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  14. If the perimeter of a circle is equal that of a square then the ratio ...

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  15. The perimeter of the sector OAB in figure is

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  16. In figure the area of the segment ABC is

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  17. In figure the area of the segment PRQ is

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  18. In figure the area of the shaded region is

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  19. If the area of a sector of a circle is 5/18 of the area of the circle ...

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  20. If the area of a circle is equal to the sum of the areas of two circle...

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