Find the value of x that makes ABCD a parallelogram

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

Use this graph to find the cost of 6 show tickets

A3cm×3cm\greend{3\,\text{cm} \times 3\,\text{cm}} 3cm×3cm start color greend, 3, space, c, m, times, 3, space, c, m, end color greend rectangle sits inside a circle with radius of 4cm\blued{4\,\text{cm}} 4cm start color blued, 4, space, c, m, end color blued . what is the area of the shaded region? round your final answer to the nearest hundredth.