Mathematics for IGCSE & O level - Angles (Section 1 - No. 9) | ExamPlay

Mathematics for IGCSE & O level - Angles (Section 1 - No. 9)

A triangle with one right angle is called a:

Equilateral

Isosceles

Scalene

Right-angled

解释

A right-angled triangle has one angle of 90°.

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