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If the angles of a triangle ABC are in t...

If the angles of a triangle ABC are in the ratio 2 : 3 : 1, then the angles, `/_A, /_B and /_C` are

A

A)`/_A = 60^@, /_B = 90^@, /_C = 30^@`

B

B)`/_A = 40^@, /_B = 120^@, /_C = 20^@`

C

`/_A = 20^@, /_B = 60^@, /_C = 60^@`

D

`/_A = 45^@, /_B = 90^@, /_C = 45^@`

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A
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KIRAN PUBLICATION-GEOMETRY-QUESTIONS ASKED IN PREVIOUS SSC EXAMS (TYPE- XIV)
  1. In DeltaABC, /A + /B = 145^@ and /C + 2/B = 180^@. State which one of ...

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  2. /A, /B, /C are three angles of a triangle. If /A - /B = 15^@, /B - /C ...

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  3. All sides of a quadrilateral ABCD touch a circle. If AB = 6 cm, BC = 7...

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  4. D is a point on side BC of a Triangle ABC such that AD bot BC and E...

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  5. In DeltaABC /A = /B = 60^@, AC= sqrt(13) cm. The lines AD and BD inter...

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  6. Two supplementary angles are in the ratio 2:3. The angles are

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  7. If the angles of a triangle ABC are in the ratio 2 : 3 : 1, then the ...

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  8. A tree of height 'h' metres is broken by a storm in such a way that it...

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  9. Two poles of height 7 metre and 12 metre stand on a plane ground. If t...

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  10. The measure of an angle whose supplement is three times as large as it...

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  11. PQRSTU is a cyclic hexagon. Then /P + /R + /T is equal to

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  12. P, Q and R are the points so that PR = 3 cm, QR = 5 cm and PQ = 8 cm. ...

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  13. An angle is 1/3 rd of its supplementary angle. Find the measure of the...

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  14. An angle is greater than its complementary angle by 30^@. Find the mea...

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  15. In the given figure, O is the centre of the circle, OQ is perpendicula...

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  16. Circum-centre of DeltaPQR is O. If /QPR = 55^@ and /QRP = 75^@, what i...

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  17. A square is inscribed in a quarter circle in such a way that two of it...

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  18. In the given figure, PQR is a equilateral triangle and PS is the angle...

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  19. If a chord of a circle subtends an angle of 30^@ at the circumference ...

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  20. In DeltaPQR, PQ=PR=18cm, AB and AC are parallel to lines PR and PQ res...

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