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Worksheet
Curated OER

Trigonometry Ratios in Right Triangles

For Students 10th
In this trigonometry ratios in right triangles worksheet, 10th graders solve 6 different right triangle problems. First, they find the values of x and y in each triangle, rounding each to the nearest tenth. Then, students locate the...
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Worksheet
Curated OER

Identifying Similar Triangles

For Students 10th
In this identifying similar triangles worksheet, 10th graders solve 5 different proofs related to similar triangles. First, they identify the similar triangles in each figure and explain why they are similar, using the information to...
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Worksheet
Curated OER

Parts of Similar Triangles

For Students 10th
In this parts of similar triangles learning exercise, 10th graders solve 6 different problems related to determining the value of various parts of similar triangles. First, they find the value of x in the 2 figures shown. Then, students...
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Worksheet
Curated OER

Using Proportions

For Students 10th
In this using proportions worksheet, 10th graders solve 9 various types of problems that include two word problems suing proportions. First, they use the table to find the ratios of each and express each ratio as a decimal rounded to...
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Worksheet
Curated OER

Exploring Similar Polygons

For Students 10th
In this exploring similar polygons worksheet, 10th graders solve 9 various problems that are related to similar polygons. First, they define similar and the symbol used to identify similar to another. Then, students find the measurement...
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Worksheet
Curated OER

Exploring Similar Polygons

For Students 10th
In this exploring similar polygons activity, 10th graders solve 9 various types of problems related to determining whether each polygon is similar or not. First, they write 3 equal ratios to show corresponding sides are proportional to...
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Lesson Plan
Curated OER

Sequences, Counting and Probability - Week 4

For Teachers 11th - Higher Ed
In this sequence worksheet, students complete problems involving geometric sequences. They identify the nth term in a sequence. Students explore various positions in the Fibonacci sequence. This two-page worksheet contains eight...
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Lesson Plan
Curated OER

Review Geometry - Week 8 (Triangles)

For Teachers 11th - 12th
In this triangle worksheet, students use similar figures to find the length of one side of two similar triangles. They find the area of a triangle inscribed in a rectangle. This two-page worksheet contains eight problems.
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Worksheet
Curated OER

Geometry Involving Figures - Week 12 (Ratio and Surface Area)

For Students 10th - 12th
In this ratio and surface area instructional activity, students find the ratio of surface area of one figure to another. They determine the length of sides and angles through similar figures. Students use trigonometric ratios to find the...
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Lesson Plan
Curated OER

Ratios, Proportions, and Percents - Week 4

For Teachers 9th - 12th
In this ratio, proportion and percent worksheet, students solve problems involving ratios and proportions. They identify the percent of increase and decrease, solve ratio problems with proportions, and find sale prices. This two-page...
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Worksheet
Curated OER

Density Worksheet

For Students 10th - 11th
In this chemistry worksheet, students identify and describe that density is the ratio of the mass of the substance to the volume of the substance at a given temperature. They also respond to various questions that refer to density in...
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Worksheet
Curated OER

Enlargement Worksheet

For Students 3rd - 5th
In this math worksheet, students find the centre of enlargement, scale factor and label the images. The images give a perspective of how the size scale changes.
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Lesson Plan
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Applications, Proportions, and Problem Solving

For Teachers 6th - 9th
For this math worksheet, students find the solutions to the problems involving proportions. They also compare the similar triangles.
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Worksheet
Curated OER

Ratio, Proportion And Percent

For Students 6th - 8th
In this math worksheet, students evaluate and compare the ratios. They also compare the fractions by solving the proportions.
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Lesson Plan
Curated OER

Relating Percents, Decimals, And Fractions

For Teachers 7th - 8th
In this relating percents, decimals, and fractions worksheet, young scholars, with a partner, problem solve and calculate the answers to twelve word problems and mathematical equations.
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Worksheet
Curated OER

Ratio, Proportion And Percent Worksheet

For Students 6th - 8th
In this math instructional activity, students examine the answers to a formal assessment focusing on the concepts of ratio, proportion, and percent.
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Worksheet
Curated OER

Three Bean Salads

For Students 4th - 5th
In this math worksheet, student compare the recipes for three different salads. Using the concepts of percents and proportions the amount of beans is calculated.
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Worksheet
Curated OER

Ratios and Proportions

For Students 4th - 5th
In this math worksheet, students examine 4 ratio and proportion problems which have picture clues to help. Students solve the problems and express the proportions as fractions and simplify.
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Worksheet
Curated OER

Ratio and Proportion-- Sweets in a Bag

For Students 5th - 6th
In this math worksheet, students study ratio and proportion by solving 12 word problems. The examples pertain to the color of candies in a bowl and also the ration of boys to girls in a classroom.
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Lesson Plan
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Introduction To Ratios

For Teachers 3rd - 5th
Students engage in a lesson plan that is involved with ratios. They use the jigsaw in order to actively take part in the lesson plan. Students play the game with the ratio puzzle pieces. The puzzle is completed while using the follow up...
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Lesson Plan
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Decimal Fractions of a Set

For Teachers 6th
Sixth graders practice problem solving equations of fractions, ratios and proportions, addition and subtraction stage 6 as well as advanced additive. Emphasis is placed on decimal fractions and then they convert fractions to decimals.
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Lesson Plan
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Proportional Problems 1

For Teachers 8th
Eighth graders explore representing fractions as ratios and proportions. They model proportions through the use of blocks, LEGO gears and activities with bicycle gears and pedals. Students work with bicycle gear boxes to observe and...
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Lesson Plan
Curated OER

Building Log Cabins

For Teachers 4th
Fourth graders design and create a log cabin in this lesson. They use ratios to help make dimensions of a house. They draw out how they want their house to look and gather the materials they need to complete the house. The log cabins...
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Lesson Plan
Curated OER

Are You a Golden Ratio?

For Teachers 6th - 8th
Students explore the concept of the golden ratio in nature and architectural design. They discuss examples such as petals on a sunflower and the Parthenon. In small groups they take turns measuring their body parts to find a golden ratio.