Answer:
40
Step-by-step explanation:
180 -40 - 90 = 50
I don't remember the name of the type of angle, but since that one angle is 50 the other side is also 50.
180 - 90 - 50 = 40
Tell me if I am wrong.
Can I get brainliest
Answer:
49°
Step-by-step explanation:
arccos x = 15/23
4 is 20% of 20. Hope this helps!
