Traditional Culture Encyclopedia - Photography and portraiture - Mathematical geometry concepts and images: What are equal angles and what are congruent angles? (It is best to have pictures)
Mathematical geometry concepts and images: What are equal angles and what are congruent angles? (It is best to have pictures)
Congruent angles - equal angles,
Congruent angles - the same angle.
Above: ∠1=∠2, ∠1 and ∠ are equal angles,
In the figure below, ∠1 and ∠2 are mutually supplementary,
∠1 and ∠3 are mutually supplementary,
Then ∠2 and ∠3 That is: the supplementary angle of an angle (∠1).
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