Formulate the signs of equality of right-angled triangles along the leg and the opposite corner.

There are two signs of equality of right-angled triangles along the leg and an acute angle:
1) If a leg and an acute angle, which is opposite to it, of one right-angled triangle are respectively equal to the leg and an acute angle, which is opposite to it, of another right-angled triangle, then such right-angled triangles are equal.
2) If the leg and the acute angle, which is adjacent to it, of one right triangle are respectively equal to the leg and the acute angle, which is adjacent to it, of the other right triangle, then such right triangles are equal.



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