How many times larger is a centigram than a milligram

Suppose that x and y are both differentiable functions of t and are related by the given equation. use implicit differentiation with respect to t to determine startfraction dy over dt endfraction in terms of x, y, and startfraction dx over dt endfraction .

What is the measure of ac? 5 units 13 units 26 units 39 units

Will give brainliest what is the value of x? enter your answer in the box.