Identifying Similar Figures

Are these two triangles similar?

• The triangles are identical, not similar.

• Yes, the triangles are similar.

• No, the triangles are not similar.

Are these two trapezia similar?

• The trapezia are identical, not similar.

• Yes, the trapezia are similar.

• No, the trapezia are not similar.

Do these rectangles show similarity?

• Yes, they are similar as they both have right angles.

• No, we cannot determine similarity without dimensions.

• Yes, they are similar by visual inspection.

Are these circles similar?

• Yes, the circles are similar.

• Can't be identified without length radii

• No, the circles are not similar.

Do these parallelograms appear similar?

• No, they are not proportional.

• Yes, they appear similar.

• Yes, but they have different angles.

Are these two squares similar?

• The squares are different sizes, so they cannot be similar.

• No, the two squares are not similar.

• Yes, the two squares are similar.