2/5
0.4/1*10/10=4/10
4/10%2/2=2/5
Answer:
option c. 80 degree
Step-by-step explanation:
answer = 80 degree
Answer: 10√3 / 3
Step-by-step explanation:
cos 30 = 5 / x
x = 5 / cos 30
= 5 / √3 / 2
= 10 √3
= 10√3 / 3
1. x=-5
2. x=10
3. x=4
4. x=5
5. x=8
6.x=10
