Curated OER
Fermi Observatory Measures the Lumps in Space
In this gamma-ray worksheet, students read about the Fermi Gamma-ray Observatory and how it measures the invisible lumps in space. Students solve 3 problems using an equation to determine the time that gamma-rays travel in space and the...
Curated OER
Math Hw #15: Proportions
In this proportions worksheet, high schoolers solve 8 word problems. Students determine the cost of an item given a unit cost. High schoolers find a missing side length of a triangle using proportions of similar triangles.
Curated OER
Measurement Activity
In this geometry worksheet, students use a ruler and a protractor to measure the lengths of the line segments and size of the angles that make up a drawing of a Christmas tree. The one page worksheet has one problem. Answers are not...
Mathed Up!
Pythagoras' Theorem
Use a right method to find a distance. Given a right triangle, class members find the length of one side given the measurement of the other two sides—the missing side may or may not be the hypotenuse. A video reminds the pupils how to...
Corbett Maths
Constructing SSS Triangles
Creating a triangles is as easy as 5, 6, 7. Using a ruler and compass to measure off lengths, a short video shows how to construct a triangle with three specific side lengths. The example creates a triangle with side lengths of 5 cm, 6...
Corbett Maths
Hexagon Inscribed Within a Circle
Mark off the length of the radius around the circle. Using a compass, the presenter shows how to construct a regular hexagon in a circle. Pupils see how triangles formed in the hexagon are equilateral, allowing for the construction to...
Curated OER
Precision and Accuracy in Measurement
In this Algebra I worksheet, students differentiate between precision and accuracy is measurement. The four page worksheet contains thirty-five problems. Answers are not included.
Curated OER
Metric Measurements of Length
In this metric measurements worksheets, students measure stated common objects in millimeters. They convert the measurement to centimeters, meters and kilometers. This one-page learning exercise contains 80 problems.
Curated OER
Ten Multiple Choice Length Problems
In this distance activity, students calculate the lengths of sides and diagonals of figures. Students also compute lengths in shadow problems. The solutions are provided by clicking on the "show answers" tab at the bottom of the page.
Curated OER
Find the Area or Missing Length of the Polygon
In this area and perimeter worksheet, students find the length or area of seventeen figures. The figures examined are triangles, trapezoids, parallelograms, rectangles, and hexagons. Some examples and solutions are provided.
Curated OER
Quiz: Proportions to Determine Length
In this proportions worksheet, students determine an unknown length by setting up and solving proportions. They are given sets of numbers representing lengths and identify the missing length. This one-page worksheet contains ten...
Curated OER
Number Systems and Mental Math
In this Number System worksheet, students solve thirty problems using mental math and ten with a calculator. Students also classify numbers as rational or irrational.
Curated OER
Metric Units Of Length
In this metric units of length worksheet, students working with a partner problem solve and calculate the answers to twenty word problems and mathematical equations involving millimeters and kilometers.
Curated OER
A Rectangle in the Coordinate Plane
A quadrilateral is drawn on the coordinate plane, and eighth grade geometers find the length of each side and the diagonals by applying the Pythagorean theorem.
Mt. San Antonio Collage
The Trapezoid
Enjoy this nicely organized worksheet that puts together multiple problems regarding trapezoid proofs. The resource can be used as a guide that begins with proving properties and ends with solving for measures of line segments.
Mt. San Antonio Collage
Quadratic Equations and Their Applications
Show high schoolers there is more to quadratic functions than just formulas and parabolas. Connect the math to realistic application problems with a resource that has learners consider such situations as a ball hit in the air, the...
Inside Mathematics
Circles in Triangles
Challenge the class with inscribed circles in triangles. The assessment task requests class members use their knowledge of circles and right triangles to prove two triangles are congruent. They go on to utilize their knowledge of...
Inside Mathematics
Hopewell Geometry
The Hopewell people of the central Ohio Valley used right triangles in the construction of earthworks. Pupils use the Pythagorean Theorem to determine missing dimensions of right triangles used by the Hopewell people. The assessment task...
Curated OER
Scale Drawing
In this measuring lengths worksheet, students determine which units to use when measuring lengths, estimating lengths, and the errors made when measuring, Kids estimate the lengths of each of the lines illustrate to the nearest unit....
Math Mammoth
Triangles 1
In this triangles worksheet, students measure and calculate the measurements of eight triangles, their sums and classify the triangles as acute, obtuse or right.
Curated OER
Tests for Parallelograms Homework
In this test for parallelograms worksheet, learners solve 15 short answer problems. Students determine if a given sketch is a parallelogram given angle measures and/or side lengths. Learners use knowledge of parallelograms to find...
Curated OER
Tests for Parallelograms Multiple Choice
In this parallelogram activity, students examine the lengths of the sides of a quadrilateral. They identify parallelograms. This one-page activity contains 13 multiple-choice problems. This online activity provides immediate feedback.
EngageNY
Similar Triangles in Circle-Secant (or Circle-Secant-Tangent) Diagrams
First angle measures, now segment lengths. High schoolers first measure segments formed by secants that intersect interior to a circle, secants that intersect exterior to a circle, and a secant and a tangent that intersect exterior to a...
University of Adeaide
Basic Trigonometry and Radians
A fabulous set of examples and problems that introduce basic trigonometry concepts, this packet is set apart by the care it takes to integrate both radians and degrees into the material. After defining radians, the author demonstrates...