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Ratio of 3 angles of a triangle are 3:4:...

Ratio of 3 angles of a triangle are 3:4:5. Find each angle.

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CHETANA PUBLICATION-TRIANGLES-EXAMPLE
  1. In triangle PQR,/Q=90^@ and segment QM is median on hypotenuse PR. If ...

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  2. In triangle LMN, LM=5cm, MN=3 cm and LN=4cm. Find biggest and smallest...

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  3. If triangle PQR ~ triangle XYZ, then write ratios of corresponding sid...

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  4. In triangle ABC, /A=70^@,/B=40^@. Side BC is extended to point D. Find...

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  5. In triangle PQR, /P=60^@,/Q=95^@, then write names of longest and the ...

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  6. triangle ABC ~ triangle PQR.Then,complete the following ABPQ=BC/ =/PR.

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  7. In triangle XYZ and triangle LMN, /X =/L,/Y=/M, then by which test tri...

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  8. triangle ABC ~triangle PQR. Write ratios of corresponding sides.

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  9. Write Side-Angle-Side (SAS) test of congruency.

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  10. In triangle ABC,/A=30^@,/B=90^@,/C=60^@.Write lengths of sides opposit...

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  11. 3 angles of triangle are x^@,3x^@,5x^@. Find measures of each angle.

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  12. In triangle PQR, /Q=25^@, /R=120^@. Find /P and give reason.

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  13. triangle PQR ~ triangle XYZ./P=60^@,/Q=40^@. Find /Z.

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  14. triangle ABC ~ triangle PQR. AB=8 ,BC=10, AC=9, PQ=12. Find PR and QR.

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  15. In triangle ABC, /A=30^@, /B=90^@, /C=60^@. AC=18. Find AB and AC.

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  16. Ratio of 3 angles of a triangle are 3:4:5. Find each angle.

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  17. In Quadrilateral ABCD, AB=AD, AC bisects /A. Prove that Delta ABC ~= D...

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  18. Prove that equilateral triangle is equiangular.

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  19. Show that in right angled triangle, the hypotenuse is the longest side...

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