Find the value of each unknown variable in each triangle Express in the simplest form. Correct Answers will get Brainliest

Find dy/dx using implicit differentiation ln(20+e^xy)=y

Will give brainliestbased on the topographic map of mt. st. helens, what is the contour interval if the volcano height is 2,950 m?

The given diagram shows the parts of a right triangle with an altitude to the hypotenuse. using the two given  measures, find the other four.