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A triangle PQR is a right angled triangl...

A triangle PQR is a right angled triangle at Q. E and F are the mid points of QR and PR respectively. What will be the ratio of the area of quadrilateral PQEF to the area of triangle PQR.
एक समकोण त्रिभुज PQR, E पर समकोण है E और F क्रमशः QR और PR के मध्य बिंदु हैं। चतुर्भुज PQEF के क्षेत्रफल और त्रिभुज PQR के क्षेत्रफल का अनुपात क्या होगा

A

`1:1`

B

`1:2`

C

`2:1`

D

`2:3`

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The correct Answer is:
A
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ARIHANT SSC-GEOMETRY-INTRODUCTORY EXERCISE - 12.2
  1. Let ABC be an equilateral triangel. Let BE|CA meeting CA at E, then (A...

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  2. If D, E and F are respectively the mid - points of sides BC, AC and AB...

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  3. A triangle PQR is a right angled triangle at Q. E and F are the mid po...

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  4. ABC is a triangle and DE is drawn parallel to BC cutting the other sid...

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  5. Consider the following statements : (1) If three sides of a triangl...

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  6. In the figure DeltaABE is an equilateral triangle in a square ABCD. Fi...

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  7. In the given diagram MN||PR and angleLBN=70^(@),AB=BC, Find angleABC:

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  8. In the given diagram, equilateral triangle EDC surmounts square ABCD. ...

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  9. In the given diagram XY||PQ. Find anglex^(@) and angley^(@) :

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  10. In the adjoining figure angleCAB=62^(@), angleCBA=76^(@)angleADE=58^(...

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  11. In the given figure CE|AB, angleACE=20^(@) and angleABD=50^(@). Find ...

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  12. In the DeltaABC, BD bisects angleB, and is prpendicular to AC. If the ...

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  13. In the following figure ADBC, BD=CD=AC, angleABC=27^(@), angleACD=y. ...

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  14. DeltaABC is an isosceles triangle with AB=AC, side BA is produced to D...

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  15. In DeltaABC, AC=5cm. Calculate the length of AE where DE||BC. Given th...

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  16. In DeltaPQR, AP=2sqrt2cm, AQ=3sqrt2cm and PR = 10 cm, AB||QR. Find the...

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  17. AB, EF and CD are parallel lines. Given that EG = 5 cm, GC = 10 cm, AB...

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  18. In the adjoining figure PQ, QB and RC are each perpendicular to AC. Wh...

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  19. In the ajoining figure the angle BAC and angleADB are right angles . ...

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  20. The areas of the similar triangles are the ratio of 25:36. What is the...

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