8. Find the value of y using your 30°-60°-90° rules.
7
30°
y
Your answer

If f(x) and g(x) are inverse functions of each other, which of the following shows the graph of f(g(x)

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.

Which of the following is best modeled using a linear equation y=ax+b, where a is less than 0?