What is the area of the following circle?
either enter an exact answer in terms of " or use 3.14 for it and enter your answer as a decimal.

How do businesses a country's economy? a. by investing in goods and services b. by increasing the unemployment rate c. by making profits

Which of the statements about the graph of the function y = 2x are true? check all of the boxes that apply. the domain is all real numbers x because the exponent of 2 can be any real number when the x-values increases by 1 unit, the y-value multiplies by 2. the y-intercept is (0, 1). the graph never goes below the x-axis because powers of 2 are never negative. the range is all real numbers.

The figure below shows rectangle abcd and the triangle eca on a coordinate plane.which of the following expressions represents the perimeter of triangle of triangle eca in units