Use the following diagram for questions 4 - 6.

what is the relationship between the two angles?
a-complementary
b-linear pair
c-vertical angles

what rule applies to the two angles?
a-they add up to 90
b-they are congruent (equal)
c-they add up to 180

solve for x.
a-x = 23
b-x = 49
c-x = 36
d-x = 18

Arestaurant offers a $12 dinner special that has 5 choices for an appetizer, 12 choices for an entrée, and 4 choices for a dessert. how many different meals are available when you select an appetizer, an entrée, and a dessert? a meal can be chosen in nothing ways. (type a whole number.)

If y varies directly as x2 and y=6 when x=6, find the constant of variation.

Someone answer asap for ! a ball is rolled down a ramp. the height, f(x), in meters, of the ball x seconds after it is released is modeled by the function f(x) = x²- 10x + 25 for all values of x from 0 to 5. which statement about the ball is true? a. the maximum height of the ball is 5 meters b. the height of the ball increases from 0 to 5 meters above the ground. c. the ball has traveled 5 meters when it reaches the bottom of the ramp. d. the ball has been traveling for 5 seconds when it reaches the bottom of the ramp