NRICH: Triangular Slope

Can you find the gradients of the lines that form a triangle?

What is the gradient of OA?

What is the gradient of AB?

This problem is taken from the World Mathematics Championships

You can find more short problems, arranged by curriculum topic, in our short problems collection.

Age 14 to 16

Math Topics
Algebra & Pre-Algebra, Functions & Graphs, Geometry
High School, Educator
9th Grade, 10th Grade, 11th Grade

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