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Find the value of K if the points A(2, 3...

Find the value of K if the points A(2, 3) B(4, k) and C(6, -3) are collinear.
OR
Find the area of a triangle whose vertices are (1, -1) (-4, 6) and (-3, -5)

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OSWAAL PUBLICATION-KARNATAKA SECONDARY EDUCATION EXAMINATION BOARD (MODEL QUESTION PAPER)-QUESTION
  1. Find the area of the shaded region in the figur, where ABCD is a squar...

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  2. Draw a pair of tangents to a circle of radius 5 cm which are inclined ...

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  3. Find the value of K if the points A(2, 3) B(4, k) and C(6, -3) are col...

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  4. Prove 3 + sqrt(5) is irrational.

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  5. Find the zeroes of polynomial p(x) = 6x^(2) -3 - 7x

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  6. Find a quadratic polynominal each with the given numbers as the sum an...

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  7. Solve the equation 3x^(2) - 5x+ 2 = 0 by using the formula

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  8. 2 tan ^ 2 45 ^@ + cos ^ 2 30 ^@ - sin ^ 2 60 ^@ = ?

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  9. The angle of elevation of the top of a tower from a point on the groud...

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  10. As observed from the top of a 100 m high light house from the sea leve...

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  11. A die is thrown once. Find the probability of getting a number lyin...

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  12. The volume of a cube is 64 cm^(3). Find the total sufrace area of the ...

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  13. Prove that the tangent at any point of a circle is perpendicular to th...

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  14. Prove that "the lengths of tangents drawn from an external points to a...

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  15. Construct a triangle of sides 4 cm, 5 cm and 6 cm and then a triangle ...

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  16. A two digit number is four times the sum of the digits. It is also equ...

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  17. The numerator of a fraction is 3 less than its denominator. If 2 is ad...

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  18. If 4 tan theta = 3, Evaluate [ (4 sin theta - cos theta +1)/(4 sin the...

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  19. If tan 2A = cot (A- 18^@ ) where 2A is an acute angle...

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  20. Calculate the median for the following data : {:("Class interval", "...

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