Curated OER
Triangles Inscribed in a Circle
Are you tired of answers without understanding? Learners can give a correct response, but do they really understand the concept? Have young mathematicians think deeper about linear functions, angles, and formulas in algebra....
Mathematics Vision Project
Module 6: Congruence, Construction, and Proof
Trace the links between a variety of math concepts in this far-reaching unit. Ideas that seem very different on the outset (like the distance formula and rigid transformations) come together in very natural and logical ways. This...
Howard County Schools
Constant Rate Exploration
Question: What do rectangles and bathtub volume have in common? Answer: Linear equations. Learn how to identify situations that have constant rates by examining two different situations, one proportional and one not proportional.
Curated OER
Performance-Based Assessment Practice Test (Grade 6 Math)
Keep track of your sixth graders' mastery of the Common Core math standards with this practice assessment. Taking a different approach than most standardized tests, this resource includes not only multiple choice questions, but also...
Virginia Department of Education
How Much is that Tune?
Tune in for savings! Scholars investigate pricing schemes for two different online music download sites. After comparing the two, they determine the numbers of songs for which each site would be cheaper.
Curated OER
Chart the Stars
Seventh graders find constellation distances and plot the stars. In this star lesson plan, 7th graders plot the star points for Canis Major. Students use graphing calculators to graph the constellation. Students choose another...
Curated OER
Rocketsmania And Slope
Learners use a professional basketball team's data and graph it on a coordinate plane. They draw a line of regression and finding its equation. They access a website containing statistics for the Houston Rockets basketball team to solve...
Curated OER
Algebra 1, Unit 7, Lesson 8: Practice Finding the Equation of a Line
Learners solve systems of linear equations by graphing. The introduction of the lesson asks students to work in pairs or small groups to graph a line when given two points. Learners graph 14 equations on the same coordinate grid to...
Curated OER
High School Mathematics Problems from Alaska: AL-CAN Highway Problem
High schoolers write and solve equations converting between metric and standard measurement as they travel southeast on the Al-Can Highway.
Curated OER
Elimination with Multiplication
Students solve equations using linear combination. In this algebra lesson, students solve a system by checking if a given pair of coordinates are solution to the system. They solve the system using elimination, and algebraic...
Curated OER
High School Mathematics Problems from Alaska: Writing an Equation: Altitude Range vs. Day in Barrow, Alaska
Students answer questions about the altitude range of the sun over time in Barrow, Alaska.
Curated OER
Writing Equations from a Table
Learners graph and evaluate equations. In this algebra lesson, students are given pairs of coordinates and asked to write an equation representing the values. They are also given values to plug in to their equations and evaluate.
Pennsylvania Department of Education
Introducing the Coordinate Plane
Fifth graders practice using estimation. In this estimation lesson, 5th graders add, subtract, multiple, and divide using whole numbers, fractions, and decimals. Students decide upon instances when estimation is more appropriate than...
Curated OER
Where am I Located
Students calculate and find a certain location. For this geometry lesson, students examine a coordinate plane for pair of coordinates. They calculate the distance between point using the distance formula and estimation.
Curated OER
ABC's Transformer
Fourth graders design their own letter graph, and then produce the resulting graphs after a translation, reflection, and rotation. After a review of vocabulary, 4th graders create their graphs using crayons.
Curated OER
Slope and Parallel Lines
Learners plot pairs of Cartesian coordinates on graph paper and connect points with straightedges. They examine the lines and determine if they are parallel or not by finding the equations of the lines and comparing the slopes. They...
Curated OER
Fly on the Ceiling
Fourth graders complete activities to increase their understanding of coordinates. They listen to Julie Glass' book, The Fly on the Ceiling, before playing fly tic-tac-toe and Swat the Flies, in which they use ordered pairs to state the...
Curated OER
Linear Inequalities
Ninth graders graph linear inequalities. In this Algebra I lesson plan, 9th graders examine the graph of a linear inequality and in a game format, test coordinates to determine the region of the graph that satisfies the...
Curated OER
"If You Hopped Like a Frog" by David M. Schwartz
Students search for and generalize an algebraic pattern. They make and analyze a coordinate graph.
Curated OER
Spaghetti Bridges
Eighth graders experiment with building bridges of spaghetti, pennies, and a cup to determine how varying the number of spagetti pieces affects the strength of the bridge. They graph their results and interpret the data.
Curated OER
Writing Linear Equations in Slope-Intercept Form
In this math worksheet, learners are given three lines graphed on a coordinate grid. Students identify the slope, intercepts, and write an equation for each. Learners find the intercepts of a linear equation, and graph them. They write...
Curated OER
What Is Your Point?
Sixth graders identify the x and y axes in a coordinate plane and identifies the coordinates of a given point in the first quadrant. They plot specific points in the first quadrant of the Cartesian coordinate system.
Curated OER
Polar Equations
In this precalculus worksheet, students find the solutions to polar equations for the 3 detailed problems using the coordinates and graphing calculators.
Curated OER
Unit 5: Worksheet 4 - Proportions
In this proportion learning exercise, students use proportions to find the missing side of similar triangles, they identify the percent of a number, and graph points on a coordinate plane. Students solve real life story problems dealing...