The foci and the vertices of the hyperbola are labeled.

Which equation represents the hyperbola?

(x + 2)2

64

(y + 4)? -

36

-22-20-18-16-14-12 10 -

2

4

6

8

10 12 14 16

18

x

(-12-4)

(-10-4)

1 (6-4)

(8,-4).

© (x+2? . (+ 4) = 1

. (x - 2) - (y )? = 1

(x+2. (V-42=1

What is the length of the unknown leg in the right triangle ?

The graph shows the distance y, in inches, a pendulum moves to the right (positive displacement) and to the left (negative displacement), for a given number of seconds x. how many seconds are required for the pendulum to move from its resting position and return? enter your answer in the box.

Aportion of a hiking trail slopes downward at about an 84° angle. to the nearest tenth of a flot, what is the value of x, the distance the hiker traveled along the path, if he has traveled a horizontal distance of 120 feet? a. 143.3 b. 12.5 c. 120.7 d. 130.2