Curated OER
Measuring the Flagpole
Studets practice problem solving and comparison of quantities, ratios and prproportions. They develop a plan for determining the height of a flagpole complete with drawings and calculations. In addition, they complete a written...
Exploratorium
Handy Measuring Ratio
Your hand can be a handy tool for measurement. Young mathematicians learn how to estimate the height of objects by applying similarity. They find the horizontal distance from the object where spreading their outstretched fingers results...
EngageNY
Between-Figure and Within-Figure Ratios
Tie the unit together and see concepts click in your young mathematicians' minds. Scholars apply the properties of similar triangles to find heights of objects. They concentrate on the proportions built with known measures and solve to...
Curated OER
How Tall Is That Flag Pole?
Young scholars examine various triangles and discuss how similar triangles have sides that are proportional. They utilize an ancient Egyptian method to determine the height of a flagpole.
Curated OER
What Unit of Measurement?
If you're measuring a bicycle, would you use inches, feet, or yards? What about when you measure a shoe, or a flagpole? Explore measurement with this worksheet, which prompts third graders to use their critical-thinking skills. Three...
Curated OER
Super Size It, Please!
Pupils take photos from a given distance and determine the height of the person using a scale factor. Pupils calculate the ratio of student actual height to student photo height. They take pictures from 3 different distances to see if...
Curated OER
How Tall Is It?
Students identify how tall a tree is. In this measurement lesson, students use "luminometers" to measure a tree and complete a data sheet.
EngageNY
Modeling Using Similarity
How do you find the lengths of items that cannot be directly measured? The 13th installment in a series of 16 has pupils use the similarity content learned in an earlier resource to solve real-world problems. Class members determine...
Curated OER
Indirect Measurement with Similar Triangles
Students use similar triangles to find missing heights. In this using similar triangles to find missing heights lesson, students use proportions to find the heights of missing side lengths. Students find the height of trees and...
Curated OER
Solving Right Triangles
Students investigate the basic trigonometric functions. In this geometry/trigonometry lesson, students explore strategies to solve right triangles using basic trigonometric functions. The lesson includes an application problem in which...
Curated OER
Tennis Triangle
Students calculate the height of a tree or flagpole. They measure the shadow of the tree or flagpole and the length of a shadow of a meterstick. Using similar triangles, calculate the heigh. Devise two additional ways in which to measure...
Curated OER
Similar Triangles
Ninth graders find the height of every day objects using techniques learned through postulates that allow triangles in a problem to be similar. They calculate the length of a missing side and solve proportions.
Curated OER
What's Your Latitude?
Students measure the height of items using an astrolabe. For this latitude lesson students construct a sextant and determine height and latitude with it.
Curated OER
Geometry: Solving Right Triangles
Students use trigonometry skills to solve right triangle problems. After the teacher presents several examples, they solve problems on worksheets and discuss their solutions with partners. In a final activity, students determine the...
Houghton Mifflin Harcourt
Customary Units of Length - Practice 6.2
Fifth graders complete nine problems in which they work with converting customary units of length such as feet to yards, and yards to miles. They compare measurements using inequality signs in six examples, and answer two test prep...
Curated OER
Simple Machines Worksheet
Simplify students' lives with this physical science note-taking guide. From inclined planes to moveable pulleys, this resource supports young scientists with defining each type of simple machine while identifying their mechanical...
Curated OER
Indirect Measurement
In this geometry worksheet, students differentiate between direct and indirect measurements. They create a table with their findings. There are 9 questions.
Curated OER
Proportion Problems
In this proportions worksheet, students complete proportion word problems including one and two digit numbers. Students complete 6 numbers.
Curated OER
Mini-Metric Olympics
Eighth graders participate in the mini-metric Olympics. In this measurement lesson, 8th graders solve real-world problems that require them to calculate length, area, and volume in metric units.