SSLC Maths English Medium - Geometry One Mark Questions Online Test

Maths - Geometry

Maths - Geometry

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1. If a straight line intersects the sides AB and AC of a ΔABC at D and E respectively and is parallel to BC, then AE / AC =
   1.   AD / DB
   2.   AD / AB
   3.   DE / BC
   4.   AD / EC
2. In ΔABC, DE is ll to BC, meeting AB and AC at D and E.If AD = 3 cm, DB = 2 cm and AE = 2.7 cm , then AC is equal to
   1.   6 . 5 cm
   2.   4 . 5 cm
   3.   3 . 5 cm
   4.   5 . 5 cm
3. In ΔPQR , RS is the bisector of ∠R. If PQ = 6 cm, QR = 8 cm, RP = 4 cm then PS is equal to
   1.   2 cm
   2.   4 cm
   3.   3 cm
   4.   6 cm
4. In figure, if AB /AC = BD /DC , ∠B = 40° and ∠C = 60° எனில் ,then ∠BAD =
   1.   30°
   2.   50°
   3.   80°
   4.   40°
5. In the figure, the value x is equal to
   1.   4 . 2
   2.   3 . 2
   3.   0 . 8
   4.   0 . 4
6. In triangles ΔABC and ΔDEF ∠B = ∠E and ∠C = ∠F then ,
   1.   AB/DE = CA/EF
   2.   BC/EF = AB/FD
   3.   AB/DE = BC/EF
   4.   CA/FD = AB/EF
7. From the given figure, identify the wrong statement.
   1.   ΔADB ~ ΔABC
   2.   ΔABD ~ ΔABC
   3.   ΔBDC ~ ΔABC
   4.   ΔADB ~ ΔBDC
8. If a vertical stick 12 m long casts a shadow 8 m long on the ground and at the same time a tower casts a shadow 40 m long on the ground, then the height of the tower is
   1.   40 m
   2.   50 m
   3.   75 m
   4.   60 m
9. The sides of two similar triangles are in the ratio 2:3, then their areas are in the ratio
   1.   9 : 4
   2.   4 : 9
   3.   2 : 3
   4.   3 : 2
10. Triangles ABC and DEF are similar. If their areas are 100 cm² and 49 cm² respectively and BC is 8.2 cm then EF =
    1.   5 . 47 cm
    2.   5 . 74 cm
    3.   6 . 47 cm
    4.   6 . 74 cm
11. The perimeters of two similar triangles are 24 cm and 18 cm respectively. If one side of the first triangle is 8 cm, then the corresponding side of the other triangle is
    1.   4 cm
    2.   3cm
    3.   9 cm
    4.   6 cm
12. AB and CD are two chords of a circle which when produced to meet at a point P such that AB = 5 cm, AP = 8 cm, and CD = 2 cm then PD =
    1.   12 cm
    2.   5 cm
    3.   6 cm
    4.   4 cm
13. In the adjoining figure, chords AB and CD intersect at P. If AB = 16 cm, PD = 8 cm, PC = 6 and AP >PB, then AP =
    1.   8 cm
    2.   4 cm
    3.   12 cm
    4.   6 cm
14. A point P is 26 cm away from the centre O of a circle and PT is the tangent drawn from P to the circle is 10 cm, then OT is equal to
    1.   36 cm
    2.   20 cm
    3.   18 cm
    4.   24 cm
15. In the figure, if ∠PAB = 120° then , ∠BPT =
    1.   120°
    2.   30°
    3.   40°
    4.   60°
16. If the tangents PA and PB from an external point P to circle with centre O are inclined to each other at an angle of 40 °, then ∠POA =
    1.   70°
    2.   80°
    3.   50°
    4.   60°
17. In the figure, PA and PB are tangents to the circle drawn from an external point P.Also CD is a tangent to the circle at Q. If PA = 8 cm and CQ = 3 cm, then PC is equal to
    1.   11 cm
    2.   5 cm
    3.   24 cm
    4.   38 cm
18. ΔABC is a right angled triangle where ∠B = 90° and BD ⊥ AC .If BD = 8 cm, AD = 4 cm, then CD is
    1.   24 cm
    2.   16 cm
    3.   32 cm
    4.   8 cm
19. The areas of two similar triangles are 16 cm² and 36 cm² respectively. If the altitude of the first triangle is 3 cm, then the corresponding altitude of the other triangle is
    1.   6 . 5 cm
    2.   6cm
    3.   4 cm
    4.   4. 5 cm
20. The perimeter of two similar triangles DABC and DDEF are 36 cm and 24 cm respectively. If DE = 10 cm, then AB is
    1.   12 cm
    2.   20 cm
    3.   15 cm
    4.   18 cm