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In a triangle ABC, angleA=70^(@), angleB...

In a triangle ABC, `angleA=70^(@), angleB=80^(@)` and D is the incentre of `DeltaABC. angleACB=2X^(@)` and `angleBDC=y^(@)`. The values of x and y, respectively are

A

15, 130

B

15, 125

C

35, 40

D

30, 150

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MOTHERS-GEOMETRY -MULTIPLE CHOICE QUESTIONS
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  2. ABCD is a cyclic quadrilateral of which AB is the diameter. Diagonals ...

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  3. In a triangle ABC, angleA=70^(@), angleB=80^(@) and D is the incentre ...

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  4. In a right angled triangle DeltaDEF, if the length of the hypotenuse E...

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  7. DeltaABC is an isosceles right angled triangle having angleC=90^(@). I...

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  8. D and E are points on the sides AB and AC respectively of DeltaABC suc...

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  9. In a trapezium ABCD, AB||DC and its digonals intersects at point O. AB...

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  10. If O is the orthocentre of a triangle ABC and angleBOC=100^(@), the me...

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  11. PQ and RS are common tangents of two circles intersection at A and B. ...

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  12. In an equilateral triangle ABC, G is the centroid. Each side of the tr...

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  13. PQ is a tangent to the circle at T. If TR = TS where R and S are point...

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  14. In DeltaABC, AC = BC and angleABC = 50^(@), the side BC is produced to...

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  15. In a circle, a diameter AB and a chord PQ (which is not a diameter) in...

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  16. ABC is a triangle, PQ is line segment interseting AB in P and AC in Q ...

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  17. If the parallel sides of a trapezium are 8 cm and 4 cm, M and N are th...

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  18. DeltaABC is isosceles having AB = AC and angleA=40^(@) Bisectors PO an...

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  19. An equilateral triangle of side 6 cm is inscribed in a circle. Then ra...

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  20. In a circle with centre O, AB is a diameter and CD is a chord which is...

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