What is 0.09 rounded to the nearest 3 decimal places

Which property was used to simplify the expression? 3c+9 +4c=3c+4c+9

Describe the end behavior of the function below. f(x)=(2/3)^x-2 a. as x increases, f(x) approaches infinity. b. as x decreases, f(x) approaches 2. c. as x increases, f(x) approaches -2. d. as x decreases, f(x) approaches negative infinity.

Find measure angle 1 and measure angle 3 in the kite the diagram is not drawn on the scale