-John used a piece of rope 55cm long to form a triangle as shown in the figure. a. Express the perimeter of the triangle in terms of x and y.

b. If y= 3cm, find x

(pls help) ​

Matteo makes raspberry punch. the table shows how many parts ginger ale and raspberry juice to use for a batch. raspberry punch parts ginger ale 2 parts raspberry juice 3 matteo decides to add one part of raspberry juice. what is the new ratio of ginger ale to raspberry juice?

Side xy of triangle xyz is extended to point w, creating a linear pair with ∠wyz and ∠xyz. measure of an exterior angle what is the value of x? 64 80 100 180

Use the given information to determine the exact trigonometric value.