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Supplementary angle — Eduqas GCSE Mathematics Definition | GradeGen

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Mathematics
Key terms
Supplementary angle

GCSE Mathematics · key term

Supplementary angle

Definition

An angle which adds to another angle to make $180^\circ$ .

Used by Eduqas

How each exam board covers it

Eduqas GCSE Mathematics · C300

Specification HG23 · Paper 1, Paper 2

Revise: Trigonometric Area of a Triangle

Eduqas Mathematics past papers

Exam tips

1
When finding an angle, check whether its supplementary angle also fits the triangle and any information given.

Related key terms

Included angle
Obtuse angle
Perpendicular height

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