'Round answer' diaporamas de présentation

Mustache Math

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Introduction to Science

Introduction to Science. Science = the study of the world around us. Knowledge of the physical or material world gained through observation and experimentation. . The Nature of Science. Scientific law versus theory: Scientific law: a summary of an observed natural event.

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Applied Problems: Motion

Applied Problems: Motion. By Dr. Marcia L.Tharp Dr. Julia Arnold. Applied Problems: Motion. Motion problems use the equation D = RT where D is the distance traveled. R is the rate of travel. T is the time spent traveling . . Applied Problems: Motion. Motion Problem 1

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Chapter 3 Review

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Fundamentals of measurement

Fundamentals of measurement. Due Today: 1. Fundamentals Pre-Lab 2. Fundamentals Short Report Homework: 1 . Density Part-1 Pre Lab. Objective. Refine measurement skills using instruments Apply rules of significant figures to combine measurements for calculations. Key Terms. Side A

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Chapter 2 Part II

Chapter 2 Part II. Converting Between Units Density Temperature. Rounding Off. If the first digit to be removed is: 5 or greater then the preceding digit is increased by 1 (round up) Less than 5 then the preceding digit remains the same (round down). Rounding Off. Round 1345.493 to:

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Mental Math Strings

Mental Math Strings. Start with the number of quarts in one gallon. Add the number of sides in a hexagon. Square your result. Subtract the number of degrees in a right angle. Multiply by the number of eggs in one-half dozen.

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Trigonometric Ratios

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13.7 (part 2) answers

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Surface Areas and Volumes of Spheres

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EXAMPLE 3

In a sport called sphereing , a person rolls down a hill inside an inflatable ball surrounded by another ball. The diameter of the outer ball is 12 feet . Find the surface area of the outer ball. The diameter of the outer sphere is 12 feet, so the. 12. radius is = 6 feet . 2.

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Trigonometry OGT Review

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COWBOY

COWBOY. CATHY JONES Secondary Math Instruction Specialist Center for Mathematics and Science Education Arkansas NASA Education Resource Center 346 N. West Avenue, Room 202 Fayetteville, Arkansas 72701 (479) 575-3875 (479) 575-5680 (FAX) E-mail: cej001@uark.edu

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Word Problems Involving Investments

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t =12.2 t =1.4 none of those t =47.4 t =3.4

A bacteria culture starts with 160 bacteria and grows at a rate proportional to its size. After 9 hours there are 7,800 bacteria. When will the population reach 31,000? Please round your answer to the nearest tenth. t =12.2 t =1.4 none of those t =47.4 t =3.4.

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A = 7.25 A = 7 A = 9 A = 9.75

Approximate the area of the shaded region under the graph of the given function by using the indicated rectangles. (The rectangles have equal width.) {image} {applet}. A = 7.25 A = 7 A = 9 A = 9.75.

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Volume

Volume. Rectangular Prisms and Cylinders. Rectangular Prism. The volume V of a rectangular prism is the product of the length l, the width w, and the height h. V = l(w )(h ) The volume of a three-dimensional figure is the measure of space it occupies.

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Volume of a Sphere

Volume of a Sphere. The formula for volume of a sphere is. Example #1 Find the volume of a soccer ball whose diameter is 68 cm . Round to the nearest cm. Example #2

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The Sweater Shack is offering a 20% discount on sweaters. If the regular price of a sweater is $15.00, what is the disco

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Ratios, Rates & Proportions

Ratios, Rates & Proportions. Chapter 4. Vocabulary. Ratio- A comparison of two numbers by division. Can be written as: a : b a b Rate- when a and b of a ratio represent quantities measured in different units. The numerator is one unit, the denominator is a different unit.

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