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In /\PQR, angleP=2angleQ and 2angleR= 3a...

In `/_\PQR, angleP=2angleQ` and `2angleR= 3angleQ` calculate the angles of `/_\PQR`

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The correct Answer is:
`angle P = 80^(@); angle Q = 40^(@); angle R = 60^(@)`
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NCERT TELUGU-TRIANGLE AND ITS PROPERTIES-Exercise - 3
  1. In the figure, bar(DE) |\| bar(BC), angle A=30^@, angle B=50^@ Find th...

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  2. In the figure, angle ABD = 3 angle DAB and angle BDC = 96^(@). Find an...

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  3. In /\PQR, angleP=2angleQ and 2angleR= 3angleQ calculate the angles of ...

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  4. If the angles of a triangle are in the ratio 1: 4:5, find the angles.

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  5. The acute angles of a right triangle are in the ratio 2 : 3. Find the ...

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  6. In the figure, triangle PQR is right angled at bar(ML) || bar(RQ) and ...

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  7. In Figure ABCDE, find angle 1+ angle 2 + angle 3 + angle 4 + angle 5.

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  8. Find the value of the unknown 'x' in the following triangles.

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  9. Find the value of the unknown 'x' in the following triangles.

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  10. Find the value of the unknown 'x' in the following triangles.

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  11. Find the values of unknows 'x' and 'y' in the following diagrams.

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  12. Find the values of unknows 'x' and 'y' in the following diagrams.

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  13. Find the values of unknows 'x' and 'y' in the following diagrams.

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  14. Find the values of unknows 'x' and 'y' in the following diagrams.

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  15. Find the values of unknows 'x' and 'y' in the following diagrams.

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  16. Find the values of unknows 'x' and 'y' in the following diagrams.

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  17. Find the measure of the third angle of triangles whose two angles are ...

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  18. Find the measure of the third angle of triangles whose two angles are ...

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  19. Find the measure of the third angle of triangles whose two angles are ...

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  20. In a right angled triangle, one acute angle is 30 ^@find the other ac...

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