COFFERDAM LEARNING OUTCOMES: At the end of this topic, the students should be able to: 1. Describe different types of cofferdam 2. Explain design principles of cofferdam…

1. 1. Identify the facts about π (Pi)2. What is the circumference of a circle whose diameter measures 12cm? 24 cm? 16 cm? 33cm?3. A circle has a circumference of 80π m.…

Slide 1Areas of Triangles and Quadrilaterals STS Abu Dhabi Boys Slide 2 Objectives: Find the areas of squares, rectangles, parallelograms and triangles. Find the areas of…

Slide 1Algebra I Geometry Slide 2 Algebra I SAMPLE Find the measure of the supplement of an interior angle of a regular pentagon. Geometry SAMPLE Evaluate: Slide 3 Simplify:…

1. Honors Precalc Warm-Ups 2. Use a calculator to approximate the following:What does this expression represent? 3. If r is a real number, either positive,negative, or zero,…

How many sides have a triangle? 3 What is formulae for finding the area of a triangle? A=1/2bh How many sides have a rectangle? 4 What is formulae for finding the area of…

Slide 1 Euclid’s Proof of the Pythagorean Theorem by Adrian Pascual and Graham Calvario Slide 2 The proof… So we create a right triangle and three squares as shown in…

Slide 1 Quantitative Reasoning in Mathematics Education: Directions in Research & Practice Heather Lynn Johnson Waterbury Summit Session 3: Quantitative Reasoning August…

Slide 1 Quadrilateral 1 pair of // opp. Sides One of the diagionals is axis of symmetry 2 diagionals are  2 pairs of equal adjacent sides Sum of interior angles is 180…

Slide 1 Slide 2 6.7 Areas of Triangles and Quadrilaterals Slide 3 Warmup 1. 2. 3. Slide 4 Area Postulates  Area of a Square Postulate  The area of a square is the square…