Aspinner is divided into many sections of equal size. some sections are red, some are blue and the remaining are green. the probability of the arrow landing on a section colored red is 9/20. the probability of the arrow landing on a section colored blue is 6/20. what is the probability of the arrow landing on a green-colored section?
a. 15/20
b. 11/20
c. 6/20
d. 5/20

Each of the walls of a room with square dimensions has been built with two pieces of sheetrock, a smaller one and a larger one. the length of all the smaller ones is the same and is stored in the variable small. similarly, the length of all the larger ones is the same and is stored in the variable large. write a single expression whose value is the total area of this room. do not use any method invocations.

How many terms does the polynomial x^2 y^2 have

Given that sin∅ = 1/4, 0 < ∅ < π/2, what is the exact value of cos∅? a. (√4)/4 b. (√15)/4 c. (4π)/2 d. (4√2)/4