Answer:
480 cm²
Step-by-step explanation:
New side lengths:
80% of 30 cm = 0.8% × 30 cm = 24 cm
80% of 25 cm = 0.8 × 25 cm = 20 cm
area = length × width
area = 24 cm × 20 cm
area = 480 cm²
Step-by-step explanation:
The height of the swipe card is given by :
.....(1)
We need to find the maximum height of the swipe card and the time to reach the maximum height.
For maximum height, put dh/dt = 0
So,

It will take 1.67 seconds to reach the maximum height.
Now, put t = 1.67 s in equation (1).

Hence, the maximum height of the swipe card is 34.68 feet and the time to reach this height is 1.67 s.
Answer: 32 pi
Step-by-step explanation: Look up how to find the volume of a cone on google put 4 as the radius and 6 as the height you get 100.53 then divide by pi and you get 32
A triangular prism is the shape
the two triangles are opposite each other and they are connected with 3 rectangles and that makes it a triangular prism because it is 3D and triangularly shaped - I’m not sure how else to explain it
Answer:
The total refund that the museum owes the 11:00am group is $28.50
Step-by-step explanation:
$12.25*38 = $465.50
$11.50*38 = $437
Subtract: $465.50 - $437 = $28.50