Need help ASAP
Will make you brainlist

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 .

Consider the proof. given: segment ab is parallel to line de. prove: what is the missing statement in step 5?

Atriangle has a side lengths of 18cm, 80 cm and 81cm. classify it as acute obtuse or right?