Answer: F
Explanation: you already know you have a 90° and the straight lines means it’s 180° so you need to find x and z which are the same so 2x + 90=180 which you would then subtract 90 from 180 which would be 90 then divide 90 by two which would be 45
-7(sqrt(11)+sqrt(5))/6
Mark brainliest please
Hope this helps
Answer: The correct answer is 18cm
Step-by-step explanation: