Curated OER
The Number Line
Learners graph and order numbers using a number line. They also solve word problems using fractions and decimals and rewrite equations to solve problems correctly. Several example word problems are given.
Curated OER
Write the Equation of a Line Given Two Points
Ninth graders write the equation of a line using two points. They are given a set of coordinate pairs and asked to write the equations of line using the slope and a point. Next, they use the formula y2-y1 divided by x2-21 to find the slope.
Curated OER
length of the Line Segment
In this geometry worksheet, 10th graders use the distance formula to determine the length of the give line segments. The one page worksheet contains eight problems. Answers are provided.
Curated OER
Midpoint Formula Worksheet
In this geometry worksheet students use the midpoint formula to determine the midpoint of a line segment given the end points. The one page worksheet contains eight problems. Answers provided.
Curated OER
WS 12.8 More Organic Reactions
In this organic molecules worksheet, students write structural formulas for products of reactions of alkenes. They also write equations using structural or line formulas for halogenation reactions and hydrohalogenation reactions.
EngageNY
An Area Formula for Triangles
Use a triangle area formula that works when the height is unknown. The eighth installment in a 16-part series on trigonometry revisits the trigonometric triangle area formula that previously was shown to work with the acute triangles....
Flipped Math
Slopes of Parallel and Perpendicular Lines
Apply slopes and not slipping. Learners discover the relationship between slopes of parallel and perpendicular lines. Individuals use that information to find equations of lines through a given point that is either parallel or...
CK-12 Foundation
Midpoint Formula
By selecting the resource, you're already halfway to understanding midpoints. Pupils use a slider to locate midpoints on the coordinate plane. They connect this conceptual understanding to the formula for the midpoint of a line segment.
Flipped Math
Unit 3 Review: Parallell and Perpendicular Lines
Learners watch a quick review on the Parallel and Perpendicular Lines unit. The pupils work through ten review problems ranging from identifying types of angles formed by parallel lines and transversals to writing equations of parallel...
CK-12 Foundation
Points that Partition Line Segments: Cutting a Log
Teach ratios of line segments using an interactive approach. Scholars examine a line segment in the shape of a log and use their knowledge of ratios to divide it into various partitions. As an introductory lesson, the segment has a...
CK-12 Foundation
Graphs Using Slope-Intercept Form: Zip-Line
Zip lines aren't so scary when all your scholars use them for is math. Young mathematicians see how the slope of a zip-line to a building changes as the height changes. They answer a set of challenge questions regarding the scenario.
Radford University
Picturing Lines
Slopes are everywhere—even in houses! Given a picture of a house, learners find lines with positive, negative, zero, and no slopes. Scholars determine the equation of the lines by calculating the slopes and y-intercepts. Class members...
CK-12 Foundation
Directed Line Segments: Dog Park
Its a dog's world! Using a vector in standard position, pupils model the path a dog takes to different items in a dog park. The individuals use the interactive to find the magnitude and direction of the directed line segment.
Flipped Math
Equations of Lines in the Coordinate Plane
What, you mean there is algebra in a Geometry class? Pupils review graphing and writing the equations of lines in slope-intercept form. The instruction follows the "I do, we do, you do" framework of a lesson. The instructor first...
Curated OER
Dynamic Algebra
Explore 5 classical problems of algebra. They will solve problems involving Heron's formula, fractional equations, vector equations, apollonius' sphere, and transversals. The idea is to lead to new perceptions and visual thinking.
Math Worksheet
Find the Midpoint of a Line Segment
How many times can you find the midpoint of a line segment given two points? Well, more times than anyone probably needs to with these ten different worksheets, each with 24 problems. All the points used in the problems are positive and...
Willow Tree
Slope
Investigate the different types of slope using graphs and ordered pairs. Scholars use the slope formula to determine the slope of a line between two points. Includes examples with a slope of zero and with no slope. The lesson follows a...
Curated OER
A Real Life Example of the Distance Formula
Students answer the following question: "Using the lines of latitude and longitude, what is the distance (in degrees) if you were to travel from NASA Dryden to NASA Ames?" They use the distance formula to find the distance (measured in...
Curated OER
The Midpoint Formula
In this midpoint formula worksheet, students find the midpoint of line segments. Students identify the midpoint from information given on a graph and from ordered pairs representing the endpoints. They solve 14 problems on two pages. ...
Curated OER
The Midpoint Formula
In this midpoint formula worksheet, students determine the midpoint of a line by using given ordered pairs. Students use one endpoint of a line and the midpoint to find the remaining endpoint of a line. This four-page worksheet contains...
Curated OER
Distance Formula
Students calculate the distance between two points using the distance formula. In this geometry lesson, students derive the distance formula using the Pythagorean Theorem.
Curated OER
Midpoint of a Line
In this midpoint worksheet, students determine the midpoint of a line from the given coordinates. This four-page worksheet contains 20 problems.
Curated OER
Formulas Multiple Choice
In this formulas activity, students determine the distance between two points. They read story problems, identify needed information, write equations and solve them. Students find the midpoint of a line. This two-page activity...
Curated OER
Worksheet 1 - Equation of a Line
In this equation of a line worksheet, students determine the equation of a line, use the distance formula to identify the relationship between two moving objects, and solve inequalities algebraically. This two-page worksheet contains...