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Online Quiz (Worksheet A B C D)

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High School Mathematics - 2
1.9 Rational and Irrational Numbers

Set of rational and irrational numbers is called real numbers.
Q = {set of rational numbers}
Ql = {set of irrational numbers}
To represent irrational numbers on number line
  1. To mark square root if 2 on the number line we take OA = OB = 1 unit.
  2. Then in right angle OAB, OB2 = OA2 + AB2
  3. OB2 = 2, OB = 2.
  4. Cut off OP = OB = 2 on number line.
  5. Thus the point P represents 2 on number line.

Directions: Answer the following.
Q 1:

Q 2:

Q 3:

Q 4: Show 7 on number line

Q 5: Show 3 on number line.

Q 6: Show 5 on number line.

Q 7: Show 12 on number line.

Q 8:

Question 9: This question is available to subscribers only!

Question 10: This question is available to subscribers only!

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