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GeoGebra Classroom

Activity 5

作者：Caroline Lebiedinsky, Clément Legris

Triangle and circle

1) Move points A, B and C and answer the questions.

Question 1

For which positions of point C does triangle ABC appear to be right-angled (with C as the right angle)?

勾選所有適當的選項

A
C strictly outside the circle of diameter AB.
B
C on the circle of diameter AB.
C
C strictly inside the circle of diameter AB.

核對我的答案 (3)

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