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ABCD is a quadrilateral. Is AB+BC+CD+DA>...

ABCD is a quadrilateral. Is AB+BC+CD+DA>AC+BD?

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ABCD is a quarilateral. Is AB+BC+CD+DA>2(AC+BD)?

ABCD is a quadrilateral in which AD = BC and /_ DAB = /_ CBA Prove that (i) DeltaABD ~= DeltaBAC (ii) BD = AC (iii) /_ ABD = /_ BAC

ABCD is a quadrilateral in which AD=BC and angleDAB = angleCBA . Prove that: (i) triangleABD ~= triangleBAC (ii) BD = AC (iii) angleABD = angleBAC

In the figure, ABCD is a quadrilateral. AC is the diagonal and DE || AC and also DE meets BC produced at E. Show that ar(ABCD) = ar (DeltaABE).

ABCD is a quadrilateral in which P, Q, R and S are mid- points of the sides AB, BC, CD and DA. AC is a diagonal. Show that : PQRS is a parallelogram.

ABCD is a quadrilateral in which P, Q, R and S are mid- points of the sides AB, BC, CD and DA. AC is a diagonal. Show that : PQ=SR

ABCD is a quadrilateral in which P,Q,R and S are mid points of the sides AB,BC,CD and DA. AC is a diagonal Show that: SR||AC and SR=1/2 AC PQ=SR PQRS is a parallelogram

ABCD is a quadrilateral in which P, Q, R and S are mid- points of the sides AB, BC, CD and DA. AC is a diagonal. Show that : SRabsAC and SR=1/2AC

ABCD is a convex quadrilateral and 3, 4, 5, and 6 points are marked on the sides AB, BC, CD, and DA, respectively. The number of triangles with vertices on different sides is

Diagonals AC and BD of a quadrilateral ABCD intersect at O in such a way that ar (AOD) = ar (BOC) . Prove that ABCD is a trapezium.

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  1. Is it possible to have a triangle with the following sides: 3cm, 6cm, ...

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  2. Is it possible to have a triangle with the following sides: 6cm, 3cm, ...

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  3. Take any point in the interior of a traingle PQR: OP+OQ>PQ?

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  4. Take any point in the interior of a traingle PQR: OQ+OR>QR?

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  5. Take any point in the interior of a traingle PQR: OR+OP>RP?

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  6. ABCD is a quadrilateral. Is AB+BC+CD+DA>AC+BD?

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  7. ABCD is a quarilateral. Is AB+BC+CD+DA>2(AC+BD)?

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  8. The lengths of two sides of a triangle are 12cm and 15cm. Between what...

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  9. PQR is a triangle, right angled at P. If PQ=10cm and PR=24cm, Find QR.

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  10. ABC is a triangle, right angled at C. If AB=25cm and AC=7cm, find BC.

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  11. A 15 m long ladder reached a window 12m high from the ground on placin...

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  12. Which of the following can be the sides of a right triangle: 2.5cm, 6....

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  13. Which of the following can be the sides of a right triangle: 2cm, 2cm,...

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  14. Which of the following can be the sides of a right triangle: 1.5cm, 2c...

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  15. A tree is broken at a height fo 5m from the ground and its top touches...

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  16. Angles Q and R of a trianglePQR are 25^oand 65^o. Write which of the ...

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  17. Angles Q and R of a trianglePQR are 25^o and 65^o. Write which of the ...

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  18. Angles Q and R of a trianglePQR are 25^o and 65^o. Write which of the...

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  19. Find the perimeter of the rectanlge whose length is 40cm and a diagona...

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  20. The diagonals of a rhombus measure 16 cm and 30cm. Find its perimeter.

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