9000107504 | math4u.vsb.cz

SubArea:

Level:

Project ID:

9000107504

Accepted:

1

Clonable:

0

Easy:

0

Find the angle between the lines

p : 2 x - 3 y + 1 = 0; q : 3 x + 2 y - 3 = 0.

90^{\circ}

60^{\circ}

0^{\circ}

30^{\circ}