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In `triangleABC` , D and E are the points on AB and AC in such a way that DE||BC and AD:DB = 3:1. If EA = 3.6cm then AC=?

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UNITED BOOK HOUSE-SUJAPUR HIGH SCHOOL-EXERCISE
  1. If (3x-5y)/(3x+5y)=1/2 find the value of (3x^2-5y^2)/(3x^2+5y^2)

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  2. If the sum and product of the roots of the equation kx^2+2x+3k=0(k!=0)...

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  3. In triangleABC , D and E are the points on AB and AC in such a way tha...

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  4. Length of two chords AB and CD of a circle with centre O are equal. ...

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  5. Find the length of the chords which is 8 cm away from the centre of a ...

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  6. If tan 4 thetaxxtan 6 theta = 1 and 6 theta is a positive acute angle,...

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  7. Fill n the blanks if the angle of elevation a kite is 60^@ and the l...

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  8. If the height and curved surface area of a right circular cylinder ar...

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  9. The numerical values of volume of a solid hemisphere and its total sur...

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  10. Mean of a freqency distribution is 54, sumfixi = 2200+5k and sumfi = 4...

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  11. Throught the publicity of road safety programme, the street accidents...

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  12. Nivedita and Uma have started a business with capital Rs.3000 and Rs 5...

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  13. Solve: x/(x+1)+(x+1)/x= 2 1/12(x!=0,-1)

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  14. If the price of 1 dozen pen is reduced by ₨. 6, then 3 more pens will ...

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  15. Simplify : sqrt5/(sqrt2+sqrt3)-(3sqrt3)/(sqrt2+sqrt5)+(2sqrt2)/(sqrt3...

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  16. If x+y alpha x-y show that x^3+y^3 alpha x^3-y^3.

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  17. If x^2/(by+cz)=y^2/(cz+ax)=z^2/(ax+by)=1 then show that a/(a+x)+b/(b+y...

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  18. If (7x-5y):(3x+4y) = 7:11 then show that (3x-2y): (3x+4y) = 137 : 473

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  19. Answer any one question : Prove that angles in the same segment of a c...

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  20. State and prove Pythagoras theorem.

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