# Mathematics / Year 10 / Number and Algebra / Linear and non-linear relationships

Curriculum content descriptions

Solve problems involving parallel and perpendicular lines (ACMNA238)

Elaborations
• solving problems using the fact that parallel lines have the same gradient and conversely that if two lines have the same gradient then they are parallel
• solving problems using the fact that the product of the gradients of perpendicular lines is –1 and conversely that if the product of the gradients of two lines is –1 then they are perpendicular
General capabilities
• Literacy Literacy
• Numeracy Numeracy
ScOT terms

Parallel lines,  Perpendicular lines

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