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In triangle ABC,/B=90^@,/C=30^@,AB=6 cm ...

In `triangle ABC,/_B=90^@,/_C=30^@`,AB=6 cm then AC=…………

A

`3sqrt 3` cm

B

`2 sqrt 2` cm

C

`12 sqrt 3` cm

D

12 cm

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CHETANA PUBLICATION-PYTHAGORAS THEOREM-EXERCISE
  1. In triangle RST, /S=90^@, RT=12 m, ST=8m. Find RS=……a) 10sqrt2m b) 5sq...

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  2. In triangle PQR, /PQR=90^@, QM|PR, PM=16 and RM =9 then QM=……a)12 b)25...

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  3. In triangle ABC,/B=90^@,/C=30^@,AB=6 cm then AC=…………

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  4. In triangle PQR, /Q=90^@, PQ=QR=5sqrt 2. PR=10 then /P=……a)45^@ b)30...

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  5. Which of the following is a Pythagorean triplet?

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  6. In triangle QSR,m/Q=45^@,m/S=90^@ and SR=4, find QS.

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  7. Apollonius Theorem is a theorem relating the length of ………..and sides ...

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  8. In the adjoining figure,AB^2+AC^2=122,BC=10,then find AQ………..

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  9. In triangle PQR, m/PQR=90^@, seg QS|hypPR, then: a)PS^2=QS xx PR b)QS^...

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  10. In which of the following quadrilateral, sum of squares of all sides i...

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  11. In triangle XYZ, /Y=90^@, /Z=a^@, /X=(a+30)^@. If XZ=24, find XY and Y...

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  12. Sides of triangle are given as 8,15,17. Determine if it is a right ang...

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  13. Sides of triangle are given as 20,30,40. Determine if it is a right an...

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  14. Sides of triangle are given as 10,12,15. Determine if it is a right an...

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  15. Sides of triangle are given as 20,16,12. Determine if it is a right an...

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  16. A ladder 10 m long reaches a window 8m above the ground.Find the dista...

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  17. In triangle ABC, seg AD|side BC, B-D-C. Prove that AB^2+CD^2=BD^2+AC^2

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  18. In triangle PQR, /PQR=90^@, seg QS|side PR such that P-S-R. PS=4, PQ=6...

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  19. In triangle PQR, M is the midpoint of side QR. If PQ=11, PR=17 and QR=...

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  20. In triangle ABC, AP is a median on side BC. If AP=7,AB^2+AC^2=260, fin...

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