Question

which pairs of figures below are congruent?

Explanation:

Step1: Recall congruent - figure definition

Two figures are congruent if they have the same shape and size.

Step2: Analyze first - pair of circles

The two circles have the same shape and size, so they are congruent.

Step3: Analyze second - pair of triangles

The two triangles have different shapes (one is equilateral - like, the other is a right - triangle), so they are not congruent.

Step4: Analyze third - pair of L - shaped figures

The two L - shaped figures have the same shape and size, so they are congruent.

Step5: Analyze fourth - pair of rectangles

The two rectangles have different sizes, so they are not congruent.

Answer:

First pair: Yes; Second pair: No; Third pair: Yes; Fourth pair: No