'Isosceles' diaporamas de présentation

S A T Math Prep

S A T Math Prep. Brain Groomer. S A T Math Topics. Number Theory Rate problems Geometry I Algebra I Geometry II Algebra II Geometry III Set Theory. Number Theory. Number Theory. Fractions Decimals Scientific Form Percentages Ratios Proportions Variations.

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Math 310

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What is a triangle?

What is a triangle?. A closed in shape with three sides. How are triangles classified?. side. angle. Triangles are classified by the length of their sides or angles. Equilateral. What word to you notice in that?. EQUAL - means the SAME. All sides are the same length.

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Similar Triangles 8.3

Similar Triangles 8.3. homework. Identify similar triangles. Learn the definition of AA, SAS, SSS similarity. Use similar triangles to solve problems. homework. homework. homework. Explain why the triangles are similar and write a similarity statement.

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Warm Up

Warm Up. Given BCDF is a kite BC = 3x + 4y CD = 20 BF = 12 FD = x + 2y Find the PERIMETER OF BCDF. P = 2(12) + 2(20) = 64. 5.7 Proving that figures are special quadrilaterals. B. C. A. Given: AB || CD <ABC <ADC AB AD Prove: ABCD is a rhombus. D. ?. ?.

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Geometry Journal 4

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Isosceles and Equilateral Triangles

Isosceles and Equilateral Triangles. Section 4.6 Objective: Use properties of isosceles triangles. Theorem 4.10 Isosceles Triangle Theorem. Theorem 4.11 Converse of Isosceles Triangle Theorem. Example 1. Example 2. Find m <SRT. Example 3. Find x and y. Example 4. Find x. Example 5.

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3.3 Constructions of Equilateral Triangles and Isosceles Right Triangles TSW BAT:

3.3 Constructions of Equilateral Triangles and Isosceles Right Triangles TSW BAT: C onstruct equilateral and isosceles right triangles. What do you know about the angles of an equilateral triangle?. Draw a segment AB. Click to view construction.

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Warmup

Warmup. Which is the correct definition of isosceles? a.) a triangle with at least 2 congruent sides b.) a triangle with exactly 2 congruent sides. 4.5 Isosceles Triangles. LEQ: How can we use properties of isosceles triangles to construct proofs?. Word Bank Leg Leg Vertex Base

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Geometry Section 8.5

Geometry Section 8.5. Use Properties of Trapezoids and Kites. Quadrilateral with exactly one pair of parallel sides (bases) If the legs of a trapezoid are congruent, then it is an isosceles trapezoid. Trapezoid. base. leg. leg. base. Base angles.

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Geo Journal 4

Geo Journal 4. Alejandro Gonzalez 9-4. Different Types of Triangles. Equilateral is a triangle that the sides are all the same. Equiangular is a triangle that all angles are the same. Isosceles is a triangle that has only two equal sides. Scalene is a triangle that has no equal sides.

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Properties of Kites and Trapezoids

Vertex Angles. Non-vertex Angles. Properties of Kites and Trapezoids. Kite: 2 distinct pairs of consecutive congruent sides. One diagonal is the ? bisector of the other. Non-vertex angles are congruent. One diagonal bisects both vertex angles. Properties of Kites and Trapezoids. >.

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4.7 Use Isosceles and Equilateral Triangles

4.7 Use Isosceles and Equilateral Triangles. Define Isosceles . A triangle is isosceles iff it has two or more congruent sides (yes an equilateral triangle is also isosceles). Isosceles Triangle. vertex. Leg. Leg. base angle. base angle. Base. A. C. B.

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4-5: Isosceles and Equilateral Triangles

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Aim: To review solving indirect Proofs

A. Given: ABC , AB=AC, Point D is on line BC, BD DC. Do Now: . Prove: ABD ACD. Aim: To review solving indirect Proofs. B. C. D. To Solve Indirect Proofs They use the same reasons and properties as regular proofs to be solved.

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Equilateral Triangles

Equilateral Triangles. 9.3.3.3 Know and apply properties of equilateral, isosceles and scalene triangles to solve problems and logically justify results. . Guiding Question: Why is an equilateral triangle so special?. Lesson Obj : IWBAT to solve using an equilateral triangle.

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Quadrilaterals

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By: Jose Rosales

Types of triangles. By: Jose Rosales. Equilateral Triangle. Isosceles T riangles. Scalene Triangle. Equilateral Triangle All sides are congruent. Isosceles Triangles: At least two side are congruent. Scalene Triangle; no sides are congruent.

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