Answer:
3.95833333333
Step-by-step explanation:
Cosα=x/L
L=x/cosα, we are told that the ladder base is 48 ft from the base of the wall and α=39° so:
L=48/cos39 ft
L≈61.76 ft (to nearest hundredth of a foot)
Answer:
5575.28
Step-by-step explanation:
Sphere volume: (4/3*3.14) multiplied by 11x11x11
Hope this helps :D
Answer:
w = 0
Step-by-step explanation:
Answer = 12 lessons
Each lesson = 45 mins
That means 3hrs of practice is 4 lessons. 3 is a fourth of 12, so that means that 4 lessons is a fourth of all her lessons that she needs for 12 hours of practice. That means that she needs 16 lessons in order to have 12 hours of practice.
16-4=12
8hrs left to practice = 12 lessons left
