You can use a square plus b square equal C square to fijd each length . or you can memorize the special triangles or you can also do proportional problem. it all works
Answer:
don't you have a calculator? just use that
Answer:
So EASY
Step-by-step explanation:
Answer:
9 and 1/2
Step-by-step explanation:
Answer: 4 (OPTION 2)
Step-by-step explanation:
1. To solve this problem you must apply the Intersecting secants theorem, as you can see below:

Where:


2. Then you must susbstitute values and solve for x, as following:

Therefore the answer is the second option.