Justify your answer by stating whether the statements are true or false.
(i) Two line segments with same length are always congruent.
(ii) All concentric circles are congruent.
(iii) All the angles of any square are congruent.
[3 marks]

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Solution

Line segments are congruent if they have the same length.
[1 mark]

Concentric circles are circles having the same center, but they may or may not have the same radii.
So, they are not always congruent.
[1 mark]

All angles in a square are equal to $90^{\circ}$ , so they are always congruent in any square.
[1 mark]

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Justify your answer by stating whether the statements are true or false. (i) Two line segments with same length are always congruent. (ii) All concentric circles are congruent. (iii) All the angles of any square are congruent. [3 marks]

Justify your answer by stating whether the statements are true or false.
(i) Two line segments with same length are always congruent.
(ii) All concentric circles are congruent.
(iii) All the angles of any square are congruent.
[3 marks]