Golden Rectangles

Jun 25, 2012

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Golden Rectangles

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1. Golden Rectangles Extra presentation Instructor: Ricardo Teixeira

2. Which rectangle is the most �beautiful� one? Write the number:

3. Fibonacci Numbers 1, 1, 2, 3, 5, 8, 13, 21, 34, ... Which number is the next? Relations to the �golden rectangle�.

Rectangles

Rectangles. Section 3-4-4. Rectangles and Algebra. To solve questions involving geometric shapes first draw a picture use formulas or common sense. A rectangle's perimeter is found by adding all the sides. Most of these questions can be solved using common sense

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8.4 Rectangles

8.4 Rectangles. Objectives. Recognize and apply properties of rectangles Determine whether parallelograms are rectangles. Rectangles. A rectangle is a parallelogram with four right angles. Rectangles. Since rectangles are parallelograms, they have all their properties:

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Quadratic Rectangles

Quadratic Rectangles. This activity uses the area of squares and rectangles to help expand and factorise simple quadratic expressions. You will need a selection of large squares, small squares and rectangles. Large squares measure x by x Small squares measure 1 by 1 Rectangles measure x by 1.

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Measuring Rectangles

Measuring Rectangles. 4 th Grade Math MA.4.5 200 - Measurement. AREA AND PERIMETER OF RECTANGLES LESSON.

486 views • 37 slides

Area of Rectangles

Area of Rectangles. Return to table of contents. Area - The number of square units (units 2 ) it takes to cover the surface of a figure. ALWAYS label units 2 !!!. How many 1 ft 2 tiles does it take to cover the rectangle? Use the squares to find out!

586 views • 46 slides

Rectangles

Rectangles. By: Jaren Tyler & Alesha IN dedication to Alex Dunckel . Definition . A rectangle is a four-sided shape where every angle is a right angle (90 °), and opposite sides are parallel and of equal length. General.

264 views • 8 slides

8.4 Rectangles

8.4 Rectangles. What you’ll learn: To recognize and apply properties of rectangles. To determine whether parallelograms are rectangles. Rectangles. Rectangle – a quadrilateral with 4 right angles. Theorem 8.13 If a parallelogram is a rectangle, then the diagonals are congruent.

192 views • 7 slides

Rectangles

Rectangles. A rectanlge is defined the following way: a quadrilateral that is made up of two pairs of parallel lines and that has four right angles. To prove a quadrilateral is a rectangle, you must show that:. 1) Opposite sides are parallel. 2) Consecutive sides are perpendicular.

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6-4 Rectangles

You used properties of parallelograms and determined whether quadrilaterals were parallelograms. . 6-4 Rectangles. Recognize and apply properties of rectangles. Determine whether parallelograms are rectangles. Rectangle Definition. Rectangle Properties. All four angles are right angles.

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Regarding Rectangles

Regarding Rectangles (Use the distance formula to determine congruence and the slope formula to determine parallel and perpendicular lines.). Students complete the chart and use the information to discover if the sets of coordinates create a rectangle. Regarding Rectangles.

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Rectangles

Rectangles. A rectangle is a 4-sided flat shape with straight sides where all interior angles are right angles (90˚). JB. Opposite sides are parallel and of equal length Opposite angles are congruent Consecutive angles are supplementary, meaning they add to be 180˚. BS.

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Golden Rectangles:

Geometry Section 7-1D Golden Rectangles Page 478 You will need a calculator with sin/ cos /tan in 1½ weeks. Freshmen - TI 30 XII S recommended. Around $15. You’ll need it for Alg. II. Golden Rectangles:. Pg. 478.

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Rectangles Rotate

Rectangles Rotate. A Presentation. An animation will play when the presentation is previewed (F5). If the animation does not play, please check the system requirements on the last page of this template.

144 views • 6 slides

Rectangles

"Are you really sure that a floor can't also be a ceiling?" M.C. Escher. Rectangles. A rectangle is a quadrilateral with four right angles. A rectangle is a parallelogram. A rectangle has opposite congruent sides. Diagonals of a rectangle bisect each other.

1.62k views • 7 slides

Section 6.4 Rectangles

Section 6.4 Rectangles. Rectangle – a quadrilateral with four right angles. Since both pairs of opposite sides are congruent and parallel it is also a parallelogram. Properties: 1. opposite sides are congruent and parallel 2. Opposite angles are congruent

158 views • 7 slides

8-4 Rectangles

8-4 Rectangles. Properties of Rectangles. Quadrilateral with 4 right angles Opposite sides are congruent Opposite angles are congruent Consecutive angles are supplementary Diagonals are congruent and bisect each other Parallelogram. Examples:.

217 views • 12 slides

RECTANGLES

RECTANGLES. Recognize and apply properties of rectangles. Determine whether parallelograms are rectangles. Parts of the tennis court are marked by parallel and perpendicular lines. PROPERTIES OF RECTANGLES. A rectangle is a quadrilateral with four right angles.

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Rectangles and Multiplication

Rectangles and Multiplication. Here is a rectangle with sides 3 and 7. The total number of squares can be found by multiplying 3 and 7. 7. 3. Rectangles and Multiplication. Here is a rectangle with sides 3 and 7. The total number of squares can be found by multiplying 3 and 7.

359 views • 19 slides

Rectangles

Rectangles. Rectangle - A parallelogram with four right angles. Theorem 8.13 If a parallelogram is a rectangle, then its diagonals are congruent. Theorem 8.14 If the diagonals of a parallelogram are congruent, then it is a rectangle. Rectangles. Summary of Properties of a Rectangle:

710 views • 6 slides

Partitioning Rectangles

Partitioning Rectangles. Lesson 6.14:. More or Less. Let’s count by tens. How many dimes are shown? What is the value of 6 dimes? 60 cents. More or Less. What is 5 cents more? 65 cents. Give the number sentence. 60 cents + 5 cents = 65 cents. More or Less. What is 10 cents less?

310 views • 10 slides

Area of Rectangles

Area of Rectangles. 11-1. Square. The area of a square is the square of the length of a side. Square. 10. Area Congruence Postulate. If two figures are congruent, then they have the same area. Area of congruent figures. Area addition Postulate.

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Lesson Plan – Rectangles

Lesson Plan – Rectangles. Starter Activity Complete the ‘Heard the Word’ table and then fold it in half and glue it into your book. Today we are learning. I am starting the lesson on level _____________________. By the end of this lesson I want to be able to _____________________.

251 views • 17 slides

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