Which method may be fastest if both equations are in standard form with the x's and y's lined up? ANSWER CHOICES:

1) Substitution

2) elimination

3) graphing

Determine which postulate or theorem can be used to prove that lmn =nmo

Prove sin2a + cos2a - 1 / sin2a + cos2a + 1 = 1 - tana / 1 + cota

First work with stencil one. use a combination of reflections, rotations, and translations to see whether stencil one will overlap with the original pattern. list the sequence of rigid transformations you used in your attempt, noting the type of transformation, the direction, the coordinates, and the displacement in