Question

congruent? yes no yes no congruent? yes no yes no

Explanation:

Step1: Check the first pair of triangles

Congruent figures have the same shape and size. The first - pair of triangles have different sizes.

Step2: Check the first pair of circles

The first - pair of circles have different sizes.

Step3: Check the second - pair of L - shaped figures

The second - pair of L - shaped figures can be translated (moved) to overlap each other, so they have the same shape and size.

Step4: Check the second - pair of rectangles

The second - pair of rectangles have different sizes.

Answer:

First pair of triangles: No; First pair of circles: No; Second pair of L - shaped figures: Yes; Second pair of rectangles: No