Instructional Video1:47
Corbett Maths

Constructing SAS Triangles

For Students 8th - 11th Standards
Two sides and an angle ... a triangle it makes. Given the measure to two sides and the angle between them, the narrator of a short video shows how to draw a triangle with a ruler and protractor. Pupils use handouts to practice the newly...
Instructional Video2:22
Corbett Maths

Constructing ASA Triangles

For Students 8th - 11th Standards
The narrator of a short video explains the steps in constructing a triangle given the measure of two angles and the length of the side between the angles. The resource provides opportunities for pupils to practice the skill with two...
Instructional Video2:06
Corbett Maths

Angle Bisector

For Students 8th - 11th Standards
Cut it in half with a compass and straightedge! Using construction tools, a video shows how to create an angle bisector. The presenter points out what it means to bisect an angle in terms of the measure and distances from the sides of...
Assessment
Mathed Up!

Surface Area

For Students 7th - 10th Standards
Surface area is the sum of the parts. Given the measurements of different prisms, pupils determine their surface areas. Individuals find the area of each surface and figure out the surface area by finding the sum. The video, part of a...
Activity
Didax

Pi Day #1a – Discovering Pi

For Students 6th - 10th Standards
Unravel the mystery behind the infamous number pi. Scholars complete a series of activities that explores where pi comes from, its digits and estimation strategies. Pupils should be ready to measure, calculate, and look for patterns to...
Instructional Video0:53
Corbett Maths

Angles in the Same Segment – Proof

For Students 8th - 12th Standards
If angles intercept the same arc, the angles must be the same size. The quick video talks through the proof of showing the reason two inscribed angles that intersect the same arc have the same measurement. Pupils then create their own...
Worksheet
Curated OER

How Long Are These Lengths?

For Students 1st - 3rd
In this measuring worksheet, students use a paper clip to measure how long 10 pictures of common objects are . Students then measure them in inches.
Worksheet
Curated OER

Just How Big?

For Students 5th - 8th
In this converting measurement worksheet, students convert the measurements of different animals to other units of measure. Students convert 8 amounts.
Interactive
Curated OER

Can You Relate?

For Students 5th - 6th
For this measurement conversion post test worksheet, students must complete the ten multiple choice questions by using conversion formulas. Students convert various measurements such as miles, feet, days and years.
Lesson Plan
Curated OER

Rates And Unit Price

For Teachers 8th - 10th
In this rates and unit price worksheet, students problem solve and calculate the answers to ten word problems and mathematical equations dealing with ratios, proportion and missing values.
Worksheet
Curated OER

Convert Units

For Students 5th - 8th
In this metric conversions worksheet, students convert metric units between small units and large units. There are 15 conversion problems to solve on this worksheet.
Worksheet
Curated OER

Geometry: Properties of Triangles

For Students 10th - 12th
In this properties of triangles worksheet, students use their knowledge of triangles to find determine angle measurement. They use geometric theorems to prove equal angles. This three-page worksheet contains 15 multi-step geometry...
Worksheet
Curated OER

Linear Pair Worksheet

For Students 9th - 11th
In this linear pair instructional activity, students use the linear pair theorem to calculate missing angle measurements.  This two-page instructional activity contains 6 problems.  Answers are provided on the last page.
Worksheet
Curated OER

Easy Worksheet: Right Triangles and Circles

For Students 9th - 12th
In this right triangles and circles worksheet, students solve 4 short answer problems. Students describe a right triangle formed by point on a circle and an angle measure.
Worksheet
Curated OER

Problem Solving Strategies

For Students 7th - 8th
In this problem solving strategies worksheet, students solve and complete 9 different word problems that include money and measurement. First, they list the sub-problems for each problem, solve the sub-problems and solve the problem....
Worksheet
Curated OER

How Big?

For Students 2nd
For this length and width worksheet, 2nd graders draw 6 specific items or objects that are the following measurements: 6 feet tall, 3 inches long, 9 inches long, 1 inch wide, 25 feet long and 4 feet long.
Worksheet
Curated OER

Determine the Measure of an Angle of a Right Triangle.

For Students 10th - 11th
In this geometry worksheet, students solve word problems by finding the values of missing angles and missing sides of triangles. They review their trigonometric properties of a right triangle. There are 9 problems with an answer key.
Worksheet
Curated OER

Missing Measures: Intersecting Lines 2

For Students 6th - 8th Standards
On a four-page handout that contains 16 multi-step problems, pupils compute the value of various alternate, complementary, and supplementary angles created by intersecting lines and transversals. Answers are provided on the last two...
Worksheet
Curated OER

Math in Science-Radioactive Decay and Half-Life

For Students 9th - 11th
In this radioactive decay and half-life worksheet, learners use given half-lifes to calculate the amount of time it will take for certain amounts of elements to decay. They also find the age of samples and determine how many grams of...
Worksheet
Curated OER

What is the Time? - Measurements of Time

For Students 1st - 3rd
Telling time can confuse some students. This packet includes a straight forward explanation of how to tell time, a poem about telling time, two practice sheets, and an answer key. Note: The reading passage may be too difficult for 1st...
Worksheet
Curated OER

Measuring the Speed of a Solar Tsunami!

For Students 9th - 11th
For this solar tsunami worksheet, students are given three images of the progress of a Morton Wave on the sun. They solve six problems using the images to find the radius of the sun's disk, the scale of the image, and the time that...
Lesson Plan
EngageNY

Secant Angle Theorem, Exterior Case

For Teachers 9th - 12th Standards
It doesn't matter whether secant lines intersect inside or outside the circle, right? Scholars extend concepts from the previous lesson to investigate angles created by secant lines that intersect at a point exterior to the circle....
Assessment
Concord Consortium

Square-Ness

For Students 9th - 11th Standards
Are there some rectangles that are more square than others? A thought-provoking task asks individuals to create a formula that objectifies the square-ness of a set of rectangles. They then use their formulas to rank a set of...
Lesson Plan
Chymist

Temperature

For Teachers 9th - 12th
Three Dog Night isn't just the name of a band; it is also the way an Australian tribe, who used dogs to stay warm, would describe the temperature on a cool evening. After reading about many different ways of measuring temperature, the...

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