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8-4 Rectangles

# 8-4 Rectangles - parallel Opposite angles are congruent...

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Rectangles Rectangles Section 8-4

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rectangle – a quadrilateral with 4 right angles Since a rectangle is a special type of parallelogram, it has all the properties of a parallelogram.
Theorems 8-13 and 8-14 Theorems 8-13 and 8-14 If a parallelogram is a rectangle, then its diagonals are congruent. If the diagonals of a parallelogram are congruent, then the parallelogram is a rectangle.

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Properties of a Rectangle Properties of a Rectangle Opposite sides are congruent and

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Unformatted text preview: parallel. Opposite angles are congruent. Consecutive angles are supplementary. Diagonals are congruent and bisect each other. All 4 angles are right angles. Joke Time Joke Time How do you prove a cat has 9 tails? 1. No cat has 8 tails. 2. A cat has 1 tail more than no cat. 3. Therefore, a cat has 9 tails. What do you call a tall coffee pot while it’s making coffee? A hypotenuse (high pot in use)...
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8-4 Rectangles - parallel Opposite angles are congruent...

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