we know that
the surface area of the top of the water
is calculated with the formula of the area of a circle

Step 1
Find the radius of the water tank in the middle of the tank
by proportion

so
For h=5 m
the radius is equal to r=1.5 m
Step 2
Find the surface area


therefore
the answer is
the surface area of the top of the water is 
Answer:
An acute fracture is a break in a bone that occurs quickly, rapidly and usually traumatically.
Explanation:
Answer: no
Explanation water and carbon dioxide are produced as wastes. the cells in both plants and animals perform respiration.... during photosynthesis , a palnt uses light, water and carbon dioxide to make its own food. oxygen is given off during photosynthesis as a waste product
D
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Answer:
Regular physical activity helps improve your overall health, fitness, and quality of life. It also helps reduce your risk of chronic conditions like type 2 diabetes, heart disease, many types of cancer, depression and anxiety, and dementia.
Explanation: