According to this diagram what is tan 67

it's a right triangle facing left.
hypotenuse: 13
opposite: 5
adjacent: 12
the angle to the far left is 23 degrees, the one to the far right at the bottom is 90, and the one on the top is 67.

options: 12, 5/13, 12/13, 5/12, 13/5, 13/12

explain. so much

The federal reserve controls certain interest rates in the united states. investors often try to speculate as to whether the federal reserve will raise or lower rates and by how much. suppose a company conducts extensive interviews with financial analysts, and as a result, predicts that "thefed" will increase rates by an average of 0.25 percentage points every six months for the forseeable future. which type of equation could be used to model the predicted interest rates over the next several years, assuming no other significant changes? a) a linear equation b) a quadratic equation c) a polynomial equation d) an exponential equation