Exactly the Same Size and Shape: Author's Purpose

Why did the author most likely write this passage?

• A.To teach readers about congruent shapes
• B.To advertise a product for sale
• C.To entertain readers with a ghost story

Authors use examples to explain their ideas. Which sentence from the passage gives an example?

• A.Understanding congruence helps in solving problems involving shape relationships and can be applied in real-life situations…
• B.Congruent shapes not only look the same but also have equal angles and areas.
• C.For example, consider two triangles with sides measuring 3 cm, 4 cm, and 5 cm each.