CK-12 Foundation
Vertical Angles: Yo-Yo Eiffel Tower Trick
Yo, yo, learn about vertical angles with a yo-yo. Using an interactive, scholars adjust the position of fingers holding a design from a yo-yo. Answering a set of challenge questions based on the interactive helps clarify understanding of...
CK-12 Foundation
Vertical Angles
Examine vertical angles from a different angle. Moving one line in an intersecting pair of lines lets users see relationships between vertical angles. They finish by answering some machine-scored questions on the topic.
CK-12 Foundation
Parallel and Perpendicular Lines: Identify Types of Lines
Are there only three options: parallel, perpendicular, or intersecting? Scholars move a given line in an interactive to change its orientation with respect to another line. The interactive indicates whether the lines are parallel,...
CK-12 Foundation
Identify Line Types: Identify Types of Lines
If lines aren't parallel or perpendicular, then what are they? An interactive lets users rotate a line to change its orientation
with respect to another line. It then indicates whether the
lines are parallel, perpendicular, or...
Curated OER
Proving Lines Parallel Multiple Choice
In this geometry worksheet, students identify parallel lines, examine and interpret diagrams, and find the value of corresponding angles and lines. This one-page worksheet contains 6 multiple-choice problems. Answers are...
Curated OER
Arcs and Angles Formed by a Tangent and a Chord
In this math instructional activity, 10th graders solve problems involving a tangent line intersection the arc and forming various angles. There are 6 problems to be solved.
Curated OER
Angles and Parallel Lines Quiz
For this geometry worksheet, students identify missing angles and sides. They identify angles formed by parallel lines cut by a transversal. There are 7 questions with an answer key.
Curated OER
SAT Grid Ins Practice Test 04
In this SAT Practice Test, students solve a variety of problems that range from solving for a variable, rate, probability, and area.
Quia
Quia: Geometric Terms Word Search
Do you need practice remembering or learning different geometry vocabulary words and definitions? This word search is the web site for you! There is a link to a list of terms with definitions you can click if you want to see if you are...
Quia
Quia: Geometric Terms Flash Cards
Do you need practice remembering or learning different geometry vocabulary words and definitions? The flash cards at this web site are for you! There is a link to a list of terms with definitions you can click if you want to see if you...