<span> A scalpel penetrates the left lung and enters the heart. </span>
Answer:
Expectations often impact actual performance. * Special thanks to Texas Women's University Counseling Center
Answer: The ligament of the ovary.
Explanation: The medial pole of the ovary is attached to the uterus by this cord, the ligament of the ovary, also called the proper ligament of the ovary. The ovarian blood vessels cross the pelvic brim here, and pass beneath the peritoneum to reach the lateral pole of the ovary.
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 
Usually good for about 2-4 hours