Answer:
i
Step-by-step explanation:
it is an imaginary number
137°
Answer:it is the letter A
150
100 + 50 = 150
Angle X Y W is 76 degrees. The length of X Y is 5, the length of W Y is 10, and the length of W X is y.
Law of cosine is applied on SAS
We know two sides and an included angle to apply law of cosines
