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If `triangleABC`, if AC=BC and `AB^2= 2AC^2` then `angleC`=____

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UNITED BOOK HOUSE-BEGUNKODAR HIGH SCHOOL-EXERCISE
  1. Fill in the blanks The compound interest and simple interest for yea...

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  2. Fill in the blanks If a/b=c/d=e/f=2/3 then (a+c-e)/(b+d-f)=

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  3. Fill in the blanks If triangleABC, if AC=BC and AB^2= 2AC^2 then ang...

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  4. Fill in the blanks Value of tan 15^@xxtan 45^@xxtan60^@xxtan75^@is.

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  5. Ratio of the volume of two solid sphere is 1:8. The ratio of their cur...

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  6. Fill in blanks If the mean of x1,x2,…,xn is batx, then mean of ax1,a...

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  7. Write True or False In case of compound interest, interest is to be ...

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  8. Write True or False If A alpha 1/C and C alpha 1/B, then A alpha B.

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  9. The angle in the segment of a circle which is less than a semi circle ...

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  10. Write True or False If 0^@lealphale90^@then the minimum value of (s...

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  11. Write True or False Height, radius and slant height of a right circ...

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  12. Write True or False Mode of 2,3,5,10,5,3,5 is 10.

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  13. If the amount of Rs 100 for 2 years is Rs 121, then find the rate of c...

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  14. In a partnership business, the ratio of the capital of A,B,C is 1/6:1/...

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  15. If p:q = 5:7 and p-q = -4 , then find the value of 3p+4q.

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  16. Write down the methods of milk preservation.

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  17. O is the incentre of triangleABC and if <BOC = 140 then <BAC=?

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  18. In trapezium ABCD, BC||AD and AD = 4cm. Diagonals AC and BD intersect...

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  19. O is the circumcentre of triangleABC and D is the mid point of BC. If ...

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  20. If tan40×tan6θ=1 and 6θ is a positive acute angle. find the value of θ...

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