HURRY 25 POINTS IF ANSWERED A circle with radius 2 centimeters. One-quarter of the circle is not shaded. The remainder of the partial circle is shaded.
Find the area of the figure. If necessary, round to the nearest tenth.

The area of the partial circle is
cm2.

Find the exact value of each of the following. in each case, show your work and explain the steps you take to find the value. (a) sin 17π/6 (b) tan 13π/4 (c) sec 11π/3

Nikolas calculated the volume of the prism. his work is shown below.

Atextile fiber manufacturer is investigating a new drapery yarn, which the company claims has a mean thread elongation of 12 kilograms with a standard deviation of 0.5 kilograms. the company wishes to test the hypothesis upper h subscript 0 baseline colon mu equals 12 against upper h subscript 1 baseline colon mu less-than 12 using a random sample of n equals 4 specimens. calculate the p-value if the observed statistic is x overbar equals 11.8. round your final answer to five decimal places (e.g. 98.76543).