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the area of an equilateral triangle is ....

the area of an equilateral triangle is .

A

`pi : 3`

B

`9: 4 sqrt(3)`

C

`sqrt(3):2`

D

`1:2`

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The correct Answer is:
B
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ARIHANT SSC-MENSURATION-EXERCISE (LEVEL 1)
  1. An equilateral triangle is cut from its three vertices to form a regu...

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  2. ABC is an equilateral triangle and PQRS is a square inscribed in the ...

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  3. the area of an equilateral triangle is .

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  4. Adjoining figure shows a square ABCD in which O is the point of inter...

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  5. What is the ratio of the area of circumcircle of equilateral triangle ...

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  6. It is required to construct a big rectangular hall that can accommoda...

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  7. The perimeter of a rectangle and an equilateral triangle are same. Als...

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  8. If the breadth and perimeter of a rectangle are in the ratio 1 : 8 and...

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  9. A spherical steel ball was silver polished then it was cut into 4 sim...

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  10. What is the total surface area of the identical cubes of largest possi...

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  11. 125 identical cubes are cut from a big cube and all the smaller cube...

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  12. In the adjoining figure a parallelogram ABCD is shown . AB=24 cm and...

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  13. There are two circles intersecting each other . Another smaller circl...

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  14. ABCD is a square , inside which 4 circles with radius 1 cm , each are...

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  15. ABCD is a square , E is a point on AB such that BE=17 cm. The area of ...

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  16. If the volume of a sphere , a cube , a tetrahedron and a octahedron be...

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  17. In a rectangle the ratio of the length is to breadth is same as that o...

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  18. Three circle of equal radii touch each other as shown in figure . The ...

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  19. How many spheres of radius 1.5 cm can be cut out of a wooden cube of e...

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  20. Kaurav and Pandav have a rectangular field of area 20,000 sq. m. They ...

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