A kite is flying 90ft off the ground, and the string is pulled taut. The angle of elevation of the kite is 52 degrees. Find the length of the string. Round your answer to the nearest tenth (Look at pic to see the visualization)

Aproduction manager test 10 toothbrushes and finds that their mean lifetime is 450 hours. she then design sales package of this type of toothbrush. it states that the customers can expect the toothbrush to last approximately 460 hours. this is an example of what phase of inferential statistics

Estimate the area under the curve f(x) = 16 - x^2 from x = 0 to x = 3 by using three inscribed (under the curve) rectangles. answer to the nearest integer.

Given abc find the values of x and y. in your final answer, include all of your calculations.