1003030302
Level:
A
Let \( p \) be a line and \( k \) be a circle with the centre \( S \) and the radius of \( 3\,\mathrm{cm} \). Given the distance of \( p \) and \( S \) is \( 2.8\,\mathrm{cm} \), the line \( p \) is:
a secant of the circle \( k \)
a tangent of the circle \( k \)
an outer line of the circle \( k \)
a chord of the circle \( k \)