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Prove by vector method that the sum of t...

Prove by vector method that the sum of the square of the diagonals of a parallelogram is equal to the sum of the squares of its sides.

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prove by vector method that the sum of the squares of the diagonals of a parallelogram is equal to the sum of the squares of its sides.

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(Pythagoras's Theorem) Prove by vector method that in a right angled triangle,the square of the hypotenuse is equal to the sum of the squares of the other two sides.

(Pythagorass Theorem) Prove by vector method that in a right angled triangle,the square of the hypotenuse is equal to the sum of the squares of the other two sides.

Prove that three xx the sum of the squares of the sides of a triangle is equal to fourxx the sum of the squares of the medians of the triangle.

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NAVNEET PUBLICATION - MAHARASHTRA BOARD-PYTHAGORAS THEOREM-PROBLEM SET-2
  1. Find the length of a diagonal of a rectangle having sides 11cm and 60c...

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  2. Find the length of the hypotenuse of a right angeled triangle, if the ...

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  3. A side of an isosceles right angled triangle is x. Find its hypotenuse...

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  4. In DeltaPQR,PQ=sqrt(8),QR=sqrt(5),PR=sqrt(3).IsDeltaPQR a right angled...

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  5. In DeltaRST, /S=90^(@). /T=30^(@), RT=12cm, then find RS and ST.

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  6. Find the diagonal of a rectangle whose length is 16cm and area 192 sq ...

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  7. Find the length of the side and perimeter of an equilateral triangle w...

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  8. In Delta ABC, seg AP is a median. If BC = 18, AB^(2) + AC^(2) = 260 th...

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  9. Delta ABC is an equilateral triangle. Point P is on base BC such that ...

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  10. From the information given in the figure, prove that PM=PN=sqrt(3)xx...

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  11. Prove by vector method that the sum of the square of the diagonals ...

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  12. Paranali and Prasad started walking to the East and to the Noorth resp...

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  13. BL and CM are medians of a triangle ABC right angled at A. Prove that...

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  14. Sum of the squares of adjacent sides of a parallelogram is 130 cm leng...

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  15. In DeltaABC, seg AD bot seg BC, DB=3CD. Prove that 2AB^(2)=2AC^(...

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  16. In an isosceles triangle, length of the congruent sides is 13 cm and i...

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  17. In a trapezium ABCD, seg AB|| seg DC, seg BD bot seg AD, seg AC bot se...

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  18. In the figure 2.35, Delta PQR is an equilatral triangle. Point S is on...

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  19. Seg Pm is a median of Delta PQR. If PQ = 40, PR = 42 and PM = 29, find...

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  20. Seg AM is a median of DeltaABC. If AB =22, AC =34, BC = 24, find AM.

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