Ahawk sitting on a tree branch spots a mouse on the ground 15 feet from the base of the tree. the hawk swoops down toward the mouse at an angle of 30 degrees. what is the distance from the tree branch to the mouse?

Describe in detail how you would construct a 95% confidence interval for a set of 30 data points whose mean is 20 and population standard deviation is 3. be sure to show that you know the formula and how to plug into it. also, clearly state the margin of error.

Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.

Ineed with math stuff it involves graphs