Practice Pakistan questions with answers and explanations.
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The terms are consecutive perfect squares.
The next term is 5² = 25.
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The terms are consecutive cubes.
The next term is 5³ = 125.
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The increases are 2, 4, 6, and 8.
The next increase is 10, giving 35.
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The terms are factorials: 1!, 2!, 3!, and 4!.
The next term is 5! = 120.
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Successive increases are 2, 3, 4, and 5.
Adding 6 to 15 gives 21.
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The diameter is twice the radius.
Thus, 2 × 7 = 14 cm.
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One complete revolution corresponds to 360 degrees.
Therefore, the central angle of a full circle is 360°.
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A tangent to a circle is perpendicular to the radius drawn to the contact point.
The angle between them is 90°.
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Equal sides in an isosceles triangle face equal angles.
This is the base-angle theorem.
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Corresponding angles between parallel lines are equal.
Therefore, the other angle is also 110°.
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By Pythagoras, c² = 6² + 8² = 100.
Thus, c = 10 cm.
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Alternate interior angles formed by parallel lines are equal.
Thus, the matching angle is 65°.
