1 plus or minus 2i radical 2
i is the square root of -1
Answer:
11.1
Step-by-step explanation:
Use the Pythagorean theorem to find the unknown side.

The answer is 65° because 115° and another number has to add up to 180°
4 in roman numerals is IV. V = 5, and the I is like taking one off the 5. If it was VI, it would be 6, like adding 1. So, IV is 4. The patient will take IV mLs.
Answer:
They are supplementary angles.
Hope it will help :)