The circumference of a circle is 3.14 times greater than the diameters . find the diameters of the earth in meters and write your answer in scientific notation?

Credit card a offers an introductory apr of 3.4% for the first three months and standard apr of 15.7% thereafter,

Given that y varies directly to the square root of (x + 1), and that y = 1 when x = 8,(a)express y in terms of .x,(b)find the value of y when x = 3,(c)find the value of x when y = 5.

Which statements are true about additional information for proving that the triangles are congruent check all that apply