Rectangles, Rhombi, and Squares

Properties and applications of rectangles, rhombi, and squares.

Lesson 3 of 53 parts Practice Flashcards

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Rectangle Properties

Objective: Apply rectangle properties.

A rectangle is a parallelogram with four right angles; its diagonals are congruent.

Worked examples

Try itRectangle R1 has a diagonal of length 9. What is the other diagonal?Show answer

9. Rectangle diagonals are congruent.

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Objective: Apply rectangle properties.

A rectangle is a parallelogram with four right angles; its diagonals are congruent.

Worked examples

Try itRectangle R1 has a diagonal of length 9. What is the other diagonal?Show answer

9. Rectangle diagonals are congruent.

Objective: Apply rhombus properties.

A rhombus is a parallelogram with four congruent sides; its diagonals are perpendicular.

Worked examples

Try itRhombus H1 has a side length of 4. What is any other side length?Show answer

4. All four sides of a rhombus are congruent.

Objective: Apply square properties.

A square is both a rectangle and a rhombus.

Worked examples

Try itSquare S1 has side length 3. Which statement must hold?Show answer

It is both a rectangle and a rhombus.. A square has four equal sides and four right angles.

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