ABCD is a square with AC as its diagonal.
What kind of triangles are ABC and ACD?
(There may be more than one correct answer!)
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ABCD is a square with AC as its diagonal.
What kind of triangles are ABC and ACD?
(There may be more than one correct answer!)
Since ABCD is a square, all its angles measure 90 degrees.
Therefore, angles D and B are equal to 90°, that is, they are right angles,
Therefore, the two triangles ABC and ADC are right triangles.
In a square all sides are equal, therefore:
But the diagonal AC is not equal to them.
Therefore, the two previous triangles are isosceles:
Right triangles
In a right triangle, the side opposite the right angle is called....?
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