Shmoop
Box, Stem-Leaf, and Histogram
A helpful and versatile activity requires young mathematicians to analyze data in order to create graphs and answer questions. Additionally, it prompts learners to find the mean, median, mode, and range of some of the data sets.
Curated OER
Relationship between Exterior and Remote Interior Angles in a Triangle
In this triangle worksheet set, 9th graders find the relationship between the exterior and remote interior angles in triangles. They determine the formula, and apply it in 15 problems. They use a compass as needed to measure angles.