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In Delta ABC, if a=7,b=7sqrt3 and right ...

In `Delta ABC, if a=7,b=7sqrt3` and right angled at C, then c=

A

`2//sqrt3`

B

`sqrt21`

C

8

D

14

Text Solution

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The correct Answer is:
D
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DIPTI PUBLICATION ( AP EAMET)-PROPERTIES OF TRIANGLES -EXERCISE 1A
  1. In Delta ABC, if a=3 cm, b=4 cm, c=5 cm, then cos ""C/2=

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  2. In Delta ABC, if a=13 cm, b=14 cm, c=15 cm, then tan ""C/2=

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  3. In Delta ABC, if a=7,b=7sqrt3 and right angled at C, then c=

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  4. If the angles of a triangle are in A.P,a=2, c=4 then b=

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  5. The lengths of the two larger sides of a triangle are 10 and 9. If the...

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  6. If the angles of a triangle are 30^@,45^@ and the included side is sqr...

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  7. If two angles of a Delta ABC are 45^@ and 60^@, then the ratio of the ...

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  8. In a triangle if the sum of two sides is x and their product is y such...

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  9. IF 4,5 are two sides of a triangle and the included angle is 60^@, the...

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  10. IF 13,14,15 are the sides of the triangle , then the area of the trian...

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  11. In Delta ABC, if a= 2, B=120^@, C=30^@, then the area of the triangle ...

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  12. In Delta ABC, if c^2=a^2+b^2,2s=a+b+c, then 4s(s-a)(s-b)(s-c)=

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  13. In Delta ABC, if a=4, b=3 angle A=60^@, then c is the root of the equa...

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  14. In a triangle ABC, medians AD and BE are drawn.IF angle D=4, angle DAB...

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  15. If two sides of a triangle are the roots of the equation 4x^2-(2sqrt6)...

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  16. The straight roads intersect at angle of 60^@. A bus on one road is 2k...

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  17. In Delta ABC, if a=5, A=30^@, then the circumradius is

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  18. If the length of each side of an equilateral triangle is 10 cm, then i...

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  19. The diameter of the circumcircle of the triangle whose sides 61,60,11 ...

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  20. IF the sides of a triangle ABC are 6,8,10 unit , then the radius of i...

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