What is the slope of a line that contains the points (-1, 9) and 5, 21)

Which ratio is equivalent to 10: 85

The triangle shown has a hypotenuse with a length of 13 feet. the measure of angle a is 20 degrees. and the measure of angle b is 70 degrees. which of the following is closest to the length, in feet, of line segment ac? no need to use a calculator to find the trig numbers. each function is listed below. 4.4 5 12.2 35.7

Find the vertex for the parabola given by the function ƒ(x) = −3x2 − 6x.