A pendulum bob is tied with a 20-cm string to a fixed point. The pendulum bob is raised to a height of 10 cm from its original position
with its string firmly straightened. Find the value of the angle formed
between the string and its original position without using the scientific
calculator?​

My hour hand points between the 8 and the 9 in 35 minutes it will be the next hour. what time is it ?

Which two angles in the figure are adjacent angles?

A. find the power of the test, when the null hypothesis assumes a population mean of mu = 450, with a population standard deviation of 156, the sample size is 5 and the true mean is 638.47 with confidence intervals of 95 b. find the power of the test, when the null hypothesis assumes a population mean of mu = 644, with a population standard deviation of 174, the sample size is 3 and the true mean is 744.04 with confidence intervals of 95% c. find the power of the test, when the null hypothesis assumes a population mean of mu = 510, with a population standard deviation of 126, the sample size is 10 and the true mean is 529.44 with confidence intervals of 95