Lesson Plan
Texas Instruments

Investigating Segments in a Quadrilateral

For Teachers 9th - 12th Standards
Investigate the properties of the shape formed by connecting the midpoints of adjacent sides of a quadrilateral. In this properties of the shape formed by connecting the midpoints of adjacent sides of a quadrilateral lesson, students use...
Lesson Plan
Curated OER

Investigating Segments in a Triangle

For Teachers 9th - 12th Standards
Pupils investigate segments in a triangle by constructing a triangle using Cabri Jr. They construct segments within the triangle that lie on the midpoints of the triangle's sides. Learners then compare the slope of base of the triangle...
Worksheet
Curated OER

Practice Test: Vectors

For Students 10th - 12th
In this vector worksheet, students find symmetric equations and the equation of a plane for given situations. They identify unit vectors and determine the distance between midpoints. This two-page worksheet contains 6 multi-step problems.
Worksheet
Curated OER

Segments and Rays

For Students 9th - 10th
In this segments and rays worksheet, students sketch relationships, find the missing measurements, and find coordinates of the midpoint of segments on a number line.
Worksheet
Curated OER

Parallel Lines and Proportional Parts

For Students 10th
In this parallel lines and proportional parts worksheet, 10th graders solve 6 problems that include applying the theorems involved in proportional parts of triangles. First, they identify and describe each theorem. Then, students find...
Worksheet
Curated OER

Discussion Sheet 1: Sums, Midpoints

For Students 12th - Higher Ed
In this sums worksheet, students evaluate sums, estimate total mass, determine left and right endpoints and midpoints of the subdivision. This one-page worksheet contains fifteen problems.