PDF-Regents Exam Questions G.G.31: Isosceles Triangle Theorem 2Name: _____

What is the measure of 138. ABC below, AC . The measure of is 40 Sec: . 4.5. Sol: G.5. Properties of Isosceles Triangles. An isosceles triangle is a triangle with two congruent sides.. The congruent sides are called legs and the third side is called the base.. 3. Symmetry. The image is exactly the same on both sides… therefore it is reflected across the line of symmetry.. WARM UP:. Draw lines of Symmetry for the shapes on the worksheet. MOST lines of Symmetry. Training for Charter School Assessment Coordinators. . Version 3.01 – May 2012. 2. 2. Objectives. The purpose of today’s session is to . educate . you on the Regents scanning procedures, and . empower. Objectives. State the triangle angle sum theorem and solve for an unknown angle in a triangle. Classify triangles based on measures of angles as well sides. State the triangle exterior angle theorem and solve for an unknown exterior angle of a triangle. Pythagorean theorem converse. .. practice. Tell whether the given triangle is a right triangle.. 1. 2. . More theorems. .. Theorem practice. Tell whether the segments with the given side lengths can form a triangle. If so, classify the triangle as . A. . = . B. . C. . D. . = .  . Warm-Up. ~Write one sentence explaining what answer you chose.. ~Write one sentence explaining what answers you were able to eliminate.. Polygons and Triangles. The word polygon means many (poly) angles (gon). This includes triangles, squares, rectangles, trapezoids, parallelograms, . The Pythagorean Theorem. In words:. As an equation:. Pythagorean Triples. A set of nonzero whole numbers a, b, and c that satisfy the equation . is called a Pythagorean triple. Example: 3, 4, 5 or 8, 15, 17. Triangles. Isosceles Triangles. leg. leg. base. Vertex angle. Base angle. Base angle. 2 sides are congruent. 2 theorems. If 2 sides are congruent, then base angles are congruent. If 2 . base angles . Objective. :. To understand and apply properties of isosceles and equilateral triangles.. Supplies. :. Math Notebook. Assignment: 4.8 p. 276: 1-10, 12-16, 22-26. 4.8: Isosceles & Equilateral Triangles. CCSS. Content Standards. G.CO.10 Prove theorems about triangles. . G.CO.12 Make formal geometric constructions with a variety of tools and methods (compass and straightedge, string, reflective devices, paper folding, dynamic geometric software, etc.).. Recall that an isosceles triangle has at least two congruent sides. The congruent sides are called the . legs. . The . vertex angle. is the angle formed by the legs. The side opposite the vertex angle is called the . 1. May 5, 2011. Board of Regents SUNO/UNO Senate Education Committee. 2. 3. A Study of the Postsecondary Education Needs of the New Orleans Region:. A Response to SR 123. And. Request by Governor Bobby . June 20 2 Thursday June 17 Tuesday June 22 Wednesday June 23 Thursday June 24 Friday June 25 8:00 – 11:00 am 8:00 – 11:00 am 8:00 – 11:00 am 8:00 – 11:00 am English Language Arts Living E