Objective - To use formulas to solve problems.

Slides:

Advertisements

Similar presentations

Jeopardy Find the Area Missing Length Circumference Perimeter and Area Volume

Advertisements

Perimeter and Area. Objectives Calculate the area of given geometric figures. Calculate the perimeter of given geometric figures. Use the Pythagorean.

Solving equations that involve formulas.

8cm 5cm Area = 8 x 5 = 40cm 2 A parallelogram can be split up into a rectangle and 2 triangles – each with the same area. 10cm 5cm.

Objective: find the area of geometric figures and shaded regions. What area formulas must be memorized?

$100 Area of Parallelograms Area of Triangles Perimeter And Area Area of Trapezoids Area of Compound Figures & Area and Circumference of Circles $200.

© 2008 Pearson Addison-Wesley. All rights reserved Chapter 1 Section 9-3 Perimeter, Area, and Circumference.

5.2: Areas of Triangles, Parallelograms and Trapezoids

Geometric Formulas RectangleSquare Parallelogram Triangle Ch. 5: 2 – D Measurement Trapezoid.

Area of Composite Shapes We are learning to…find the area of composite shapes (shapes made up of more than one figure). Tuesday, August 25, 2015.

4.6 – AREA FORMULAS. Formulas from yesterday: Perim.of a Rect.= Area of a Rect.=

Section 9-4 Perimeter, Area, and Circumference.

Bell Work Find the area of each figure. 5 in 9 in 13 in 6 in 16 in 22 in 10 in A = (13 + 9) 5 A = 11 5 A = (22) 5 A = 55 in² A = ( ) 10 A =

Rewrite Formulas and Equations

Area of Composite Shapes We are learning to…find the area of composite shapes (shapes made up of more than one figure). Monday, September 07, 2015.

Today we will derive and use the formula for the area of a parallelogram by comparing it with the formula for the area of a rectangle. derive = obtain.

Areas of Triangles, Parallelograms, & Trapezoids.

Section aFind the area of a rectangle and a square. bFind the area of a parallelogram, a triangle, and a trapezoid. cSolve applied problems involving.

Section 1.7 Using Variables and Formulas. 1.7 Lecture Guide: Using Variables and Formulas Objective 1: Evaluate an algebraic expression for specific values.

Chapter 10 Test Formula Review.  Find the circumference of a circle with a diameter of 10. Identify the formula needed for the following questions.

Changing Dimensions What’s the effect on Perimeter and Area??

Unit 1: Perimeter and Area. MFM1P Lesson 1: Perimeter and Area of Basic Shapes Learning Goals: I can determine the perimeter of a variety of shapes I.

Do Now: Calculate the measure of an interior angle and a central angle of a regular heptagon.

CIRCUMFERENCE AND AREA

Chapter 1 – Tools of Algebra 1.5 – Rewriting Equations and Formulas.

Area of a Trapezoid. What did you discover? We can find the area of a trapezoid by dividing it into other figures. Let’s look at the 3 ways to find the.

What is a variable? A variable represents an unknown value.

4.2 formulas and literal equations. Terms from yesterday 1.Regular 2.Equilateral 3.Equiangular 4.Parallelogram 5.Rhombus 6.Rectangle 7.Square 8.Trapezoid.

Perimeter, Area, and Volume Using algebraic expressions solve for measures in geometric figures as well as for perimeter, area, and volume.

Practice with Perimeter & Area

Vocabulary: Area— amount of space _________________________ a plane figure. Measured in ______________ units. Perimeter— __________________________________.

Making Equations (2) Algebra 5 x + 7 Area = 53cm 2 The area of a rectangle. In each of the examples below, the area of the rectangle is given. Make an.

Slide 1 Copyright © 2015, 2011, 2008 Pearson Education, Inc. Area, Volume, and Surface Area Section9.3.

Area, Circumference & Perimeter

Tool Bag Formulas, equations, Vocabulary, etc. Here’s How…Notes & Examples Title: Name Date Period Objectiveto find the perimeter and area of triangles.

Composite Figures Finding the area Finding the perimeter.

square rectangle parallelogram trapezoid triangle.

Area of shapes and in a coordinate plane Chapter 8-3.

9.1 PERIMETER AND AREA OF PARALLELOGRAMS Objective: Students find the perimeter and area of parallelograms.

Unit 8 – 3 Finding Perimeter and Area Regular polygons and simple shapes with algebraic expressions.

Algebra 1 Section 3.7 Solve a formula for one of its variables. The formula for the area of a rectangle is A = L ∙W Solve the area formula for L and complete.

8th Grade Math Chapter 9a Review

Find the Area of the Square

Lesson 91 Warm Up Pg. 474.

8th Grade Math Unit 8 Review

Perimeter, Area, and Circumference

Solving equations that involve formulas.

Area of Composite Shapes

Find the area and circumference of each circle.

Literal Equations and Formulas

Area of Shapes.

UNIT 8: 2-D MEASUREMENTS PERIMETER AREA SQUARE RECTANGLE PARALLELOGRAM

2.5 Formulas and Additional Applications from Geometry

Chapter 1 Section 1.7 Area and Perimeter.

Chapter 1 Section 1.7 Area and Perimeter.

An equation involving two or more variables.

Area of Composite Shapes

Solving for Variables Section 1.6.

1-5 Geometric Formulas Polygons

Unit 10: 2-Dimensional Geometry

Notes Over 3.7 Solve for the indicated variable. 1. Area of a Triangle.

Area Formula of a Square?

HW: 3 area & perimeter Materials

MFM 1P Friday, September 10.

Area and Perimeter Ten quick questions.

Area & Perimeter.

Using Substitution to Evaluate Algebraic Expressions and Formulas

Area of Composite Figures

Goal: The learner will find area and perimeter.

Some helpful formulas:

Presentation transcript:

Objective - To use formulas to solve problems. An algebraic equation that describes a relationship between two or more variables.

Find the area of the circle below using the formula r = 4 in.

Use the formula F = ma to find the force, F, exerted by a mass, m, of 12 kg accelerating at 5 m/s . 2

Use the formula, , to change the temperature of 59 Fahrenheit to Celsius.

Mark borrows $500 from the bank at 6% simple annual interest for 4 years. Use the formula, I = Prt, to find what interest he owes. Interest

Perimeter and Area Formulas Figure Perimeter Area Square s P = 4s s Rectangle w P = 2l + 2w l Parallelogram

Perimeter and Area Formulas Figure Perimeter Area Square s P = 4s s Rectangle w P = 2l + 2w l a Parallelogram h P = 2a + 2b b b a h Triangle

Perimeter and Area Formulas Figure Perimeter Area Square s P = 4s s Rectangle w P = 2l + 2w l a Parallelogram h P = 2a + 2b b b a h Triangle

Perimeter and Area Formulas Figure Perimeter Area Square s P = 4s s Rectangle w P = 2l + 2w l a Parallelogram h P = 2a + 2b b b a h c Triangle P = a + b + c

Use formulas to find the perimeter and area of the figure below. 1) 6 in. 5 in. 7 in. Perimeter Area P = 2a + 2b P = 2(6) + 2(7) P = 12 + 14 P = 26 inches

Use formulas to find the perimeter and area of the figure below. 2) 5 cm 6 cm 3 cm 9 cm Perimeter Area P = a + b + c P = 5 + 6 + 9 P = 20 cm

Find the area of the trapezoid given the formula . 1) 5 m 7 m 6 m