Curated OER
Glencoe - Proportions and Similar Triangles
In this proportions and similar triangles learning exercise, high schoolers solve 14 multiple choice problems. Students find unknown sides of similar triangles using proportions. High schoolers multiply means and extremes to solve...
Curated OER
Similar Polygons
In this similar polygons worksheet, students identify the corresponding sides of polygons. They use proportions to solve problems. Students determine the scale factor of similar figures. This two-page worksheet contains...
Curated OER
Using Proportions
In this similarities learning exercise, students set up ratios and solve proportions using algebra. All of the equations turn out to be linear with no quadratics to solve. There are 20 questions.
Curated OER
Scale Factor Area Perimeter
Mathematicians compare triangles at different scales. In this geometry lesson, high schoolers calculate the area and perimeter of triangles. They use the Ti to make observation of the change that takes place as the triangles are dilated.
Curated OER
Similar Figures
Your class will use a TI calculator to drag vertices of rectangles and triangles to observe what happens to ratios of pairs of sides within each figure. They will apply the definition of similarity to identify similar shapes. The...
Curated OER
Scale Drawing
Students use ratio and proportions to solve problems. In this geometry activity, students apply ratio and proportions to real life scenarios.
Curated OER
Mixing Up Ratios
Students solve problems of ratio and proportions using hands on. In this algebra instructional activity, students vary the concentration of a fruit drink using parts of a ratio.
Curated OER
The American Flag-Basic Ratios and Proportions
Learners solve problems with ratios and proportions. In this algebra lesson,students apply the concept of ratios and proportions to the real world.
Curated OER
The Golden Ratio
Students solve problems using ratios and proportions. In this algebra lesson, students verify proportions, solve for the unknown and use real life scenario to model proportion.
Curated OER
A Geometry Worksheet - Similar Triangles
In this similar triangles worksheet, students find the scale factor of 6 sets of similar triangles. Students find the scale factor of two similar triangles given a sketch with measurements. Students use proportions to find a missing side...
Curated OER
Math Regents Exam Questions: Proportions
For this proportions worksheet, students solve 1 multiple choice question. Students determine the amount of milk needed to keep a cake recipe proportional.
Curated OER
Quilting with Middle School Students: Using Proportionality to Develop Quilt Designs
Students use quilt patterns to illustrate ratios. In this fractions lesson, students color quilt patterns using given fractions and ratios of colors. A finished "quilt" is assembled from the work of the students. This is an...
Curated OER
Math Regents Exam Questions: Verbal Problems Involving Ratio
In this ratios worksheet, students solve 6 multiple choice and short answer word problems. Students use ratios of boys to girls and deer to foxes to find the number of boys, girls, deer, and foxes in a given population.
Curated OER
Chapter 8 Extra Problems Worksheet: Similar Triangles
For this similar triangles worksheet, students solve 6 similar triangles. Students use proportions to solve similar triangles and similar rectangles.
Curated OER
Similar Figures
In this geometry worksheet students explore similar polygons and determine measure of missing sides and angles. Students use indirect measurement with similar triangles and determine the area and volume of similar figures. The seven...
Curated OER
Ratio and Proportion
In this ratio and proportion worksheet, students solve 22 short answer and multiple choice problems. Students use rates, proportions, and ratios to solve each problem.
Curated OER
Lesson 3-5: Proportions and Similar Figures
In this similar figures activity, students use proportions to solve 6 short answer and multiple choice questions. Students use proportions to answer questions about map scales and height of trees given shadow lengths.
Curated OER
Points on a Line Segment
In this geometry worksheet, 10th graders solve a problem relating to the length of a line segment. The location of the points on the segment is given in terms of ratios. The one page worksheet has one problem with the...
Curated OER
Basic Proportions Worksheet
In this middle school mathematics learning exercise, students use cross multiplication to solve proportions. The interactive learning exercise has a "step-by-step" link for an in-depth solution. The one page learning exercise has twenty...
Curated OER
Percent Word Problems
In this word problem activity, students find the percent of a number. This two-page activity contains 18 problems. Answers are provided on the last page.
Curated OER
The Jogging Problem
In this jogging worksheet, learners solve a distance and rate problem. They determine the rate a jogger runs and calculate when the jogger and a train will meet. This one-page worksheet contains 1 problem. The answer is...
Curated OER
Trigonometric Ratios
In this trigonometric ratios worksheet, students determine the value of trigonometric ratios. They find the area of triangles, determine the length of one side, and compute the degrees in an angle. This five-page worksheet...
Curated OER
Fibonacci and the Golden Number!
In this math patterns worksheet, students review the beginning numbers in Fibonacci's numbers, find the pattern, follow directions and problem solve to find the Golden Number and complete a chart, measure lengths of body parts and find...
Curated OER
Proportions 1
In this proportion worksheet, students find the missing side of 4 shapes that are similar to their mate. Shapes include triangles and quadrilaterals,. In the second part of the worksheet, students use the scale factor to find...