Ф=angle between the ladder and the ground.
cos Ф= adjacent / hypotenuse
cos Ф=1.5 m / 4 m=0.375
Ф=arccosine 0.375=67.98º≈68º
The angle between the ladder and the ground is 68º
Answer:
God is good at all times
Step-by-step explanation:
It’s H. You have to set up an equation: y=10x-11. -11 is the starting value, so you put it at the end. You add ten each time, so you put 10x. Just plug in 100 for x, and you’ll get 989