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One of the angles of a right-angled tria...

One of the angles of a right-angled triangle is `15^(@)`, and the hypotenuse is 1 metre. The area of the triangle (in square cm). Is

A

1200

B

1215

C

1220

D

1250

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CHAMPION PUBLICATION-2014 TIER-II PAPER(19)-EXERCISE
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  2. The in-radius of a triangle is 6 cm, and the sum of the length of its ...

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  3. One of the angles of a right-angled triangle is 15^(@), and the hypote...

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  4. Assume that a drop of water is spherical and its diameter is one-tenth...

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  5. If the height of a cylinder is 4 times its circumference, the volume o...

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  6. If the ratio of angles of a quadrilateral is 2 : 7 : 2 : 7 then, quadr...

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  7. If an isosceles triangle the length of each equal side is 'a' units an...

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  8. The outer and inner diameter of a circular path be 728 metre and 700 m...

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  9. A piece of wire when bent to form a circle will have a radius of 84 cm...

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  10. If radius of a circle is increased by 5%, then the increase in its are...

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  11. A parallelogram has sides 30 cm and 20 cm and one of its diagonal is ...

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  12. On increasing each side of a square by 50%, the ratio of the area of n...

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  13. The area of a circle is 324 pi square cm. The length of its longest ch...

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  14. The area of a rhombus is 256 sq. cm. and one of its diagonal is twice ...

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  15. If m=sqrt(5+sqrt(5+sqrt(5+…..))) and n=sqrt(5-sqrt(5-sqrt(5-…..))), th...

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  16. If (3- 5x )/( 2x) + (3-5 y )/(2y) + (3 - 5 z)/(2x) = 0, then the val...

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  17. The distance between 2 places R and S is 42 km. Anita starts from R wi...

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  18. If the side of a square is (1)/(2)(x+1) units and its diagonal is (3-x...

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  19. If 2s = a +b + c, then the value of s (s -c ) + (s -a) (s-b) is :

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  20. If p + m = 6 and p ^(3) + m ^(3) = 72, then the value of pm is :

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