Answer:

Step-by-step explanation:
Simply:

Answer:
i am writing it just for points
Answer:
0.41961
Step-by-step explanation:
Line the numbers up, multiply, move the decimal five times to the left.
Answer:
x = 35 degrees
Step-by-step explanation:
the little box on the left side of the ttriangle means that is a 90 degrees angle.
So you add 55 + 90 = 145
Then subtract 180 - 145
which gives you 35
Answer:
? = 43.8°
Step-by-step explanation:
cos ? = 13/18 = 0.7222
? = 43.8°