Read the given statements and select the incorrect option.
Read the given statements and select the incorrect option.
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Read the following statements carefully and state ‘T’ for true and ‘F’ for false.
(i) The arithmetic mean of the numbers 2, 4, 6, 8, and 10 is 6.
(ii) The median of the numbers 1, 3, 5, 7, and 9 is 5.
(iii) The mode of the numbers 1, 2, 2, 3, 4 is 2.
Read the following statements carefully and state ‘T’ for true and ‘F’ for false.
(i) The solution to the equation 2x + 3 = 7 is x = 2.
(ii) The function f(x) = 2x + 5 is a linear function.
(iii) The function f(x) = x2 + 2x + 1 is a quadratic function.
Fill in the blanks and select the correct option.
(i) The value of sin2 45° + cos2 45° is P.
(ii) The value of tan 45° x cot 45° is Q.
Fill in the blanks and select the correct option.
(i) The sum of the first 10 natural numbers is P.
(ii) The sum of the first 10 even numbers is Q.
Read the following statements and select the correct option.
Statement-I: If the sides of a right triangle are in the ratio 3 : 4 : 5, then it is a Pythagorean triplet.
Statement-II: In a right triangle, the square of the hypotenuse is equal to the sum of the squares of the other two sides.
Read the following statements and select the correct option.
Statement I: If two lines are parallel, then their slopes are equal.
Statement II: If two lines are perpendicular, the product of their slopes is −1.
Solve the following and select the correct option.
(i) Find the coordinates of the centroid of a triangle with vertices at (0, 0), (6, 0), and (0,8).
(ii) If a circle is inscribed in a square of side length 10 cm, find the area of the circle.
Solve the following and select the correct option.
(i) If the circumference of a circle is 44 cm, find its radius. Use π = 22/7.
(ii) The sum of three consecutive integers is 33. Find the integers.
13 videos|44 docs|187 tests
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13 videos|44 docs|187 tests
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