$20.00 - 15.24 = 4.76
4.76 Is the change liz get back from a twenty dollar bill.
Answer:
The ladder reach a height 8.485 ft.
Step-by-step explanation:
The ladder with the building made right angle triangle
The length of the ladder is the hypotenuse 12 ft.
The angle between the ladder and the building is 45°
The height of the ladder reach is the vertical side of the Δ
∴ h = 12 cos 45° = 6√2 = 8.485 ft.
Answer:
the time taken for the ball to hit the ground is 9.4s
