Evaluate the expression below given : x = 4, y = 2/5, z = -4 Give your answer as a decimal

Fiona and her friends are playing a game by guessing where a coin will land when it is randomly dropped inside the square shown below. fiona guesses that the coin is likely to land in the blue area. which explains whether or not fiona is correct and why?

What is the difference between the predicted value and the actual value

The ratio of the measures of the three angles in a triangle is 2: 9: 4. find the measures of the angels