6. Li is walking from one point on a large model of the standard (x,y) coordinate plane to another point. She walks only along lines parallel or perpendicular to the x-axis. The expression ⎪6 − 1⎪ + ⎪2 − (−5)⎪ gives the minimum distance, in coordinate units, Li walks between which of the following pairs of points?
F. (2, 6) and (−5, 1)
G. (2, 6) and (−1,−5)
H. (6,−5) and (−1, 2)
J. (6,−1) and ( 2, 5)
K. (6, 1) and ( 2,−5)
7. For all angle measures A° greater than 0°, which of the following expressions is equal to cos A° ?
F. cos(090 + A)°
G. cos(180 − A)°
H. cos(180 + A)°
J. cos(270 + A)°
K. cos(360 − A)°
8. The rational function graphed in the standard (x,y) coordinate plane below is undefined for 2 real values of x.
One of the following functions is the graphed function. Which one?
9. Given 4x − 9 = 6x − 15 is true, x = ?
10. In the figure below, parallel lines m and n are cut by transversal line t, and 2 angle measures are given. What is the value of x ?
F. 20
G. 25
H. 30
J. 65
K. 70