Y=2x i guess!!!!! good luck
Answer:
Step-by-step explanation:
This is about the right triangle, where 92 feet side is adjacent leg to 20° angle, x - height.
Use trigonometry to find the height
- x / 92 = tan 20°
- x = 92 tan 20°
- x = 33.49 feet (rounded)
Answer:
2n+1
Step-by-step explanation:
i dont know but i tried to do it in paper and got this
Step-by-step explanation:
The number of subsets=2ⁿ where n=4 members
2ⁿ=2⁴=16
Number of proper subsets=2ⁿ-1
16-1=15