F(x)=-1/3(5-x),what is f(-16)

What properties allow transformation to be used as a problem solving tool

The center of the circumscribed circle lies on line segment and the longest side of the triangle is equal to the of the circle.

Aroulette wheel has 38 slots in which the ball can land. two of the slots are green, 18 are red, and 18 are black. the ball is equally likely to land in any slot. the roulette wheel is going to be spun twice, and the outcomes of the two spins are independent.the probability that it lands one time on red and another time on black in any order is(a) 0.5 (b) 0.25 (c) 0.4488 (d) 0.2244