The area of a triangle is 0. Two of the side lengths are 1.4 and 1 and the included angle is acute. Find the measure of the included angle, to the nearest tenth of a degree.

Which is the equation of an ellipse with directrices at x = ±4 and foci at (2, 0) and (−2, 0)?

Human body temperatures have a mean of 98.20° f and a standard deviation of 0.62°. sally's temperature can be described by z = 1.4. what is her temperature? round your answer to the nearest hundredth. 99.07°f 97.33°f 99.60°f 100.45°f

Which equation represents the function on the graph?