If you know 2 sides of a right triangle what method can you use to find the third side?

Toyland is having a sale. all items are 20% off. how much will you save on an item that usually sells for 95$ explain your

1. are the triangles similar and if so why? what is the value of x? show your work.

When you have 25 numbers, and jake picks 3 random numbers and puts them back, what is the chance bob has of picking those 3 numbers when he picks 6 random numbers (without putting them back)? explain.