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2 answers:
Answer:
Volume: 366.6
Surface Area: 314.2
Explanation (look at below)
Step-by-step explanation:
Volume:
The radius of this sphere is 5 (half of 10). The equation will be 5^3
When you calculate that, it will become: 366.6<-- rounded to the nearest tenth.
Surface Area:
45^2
=100Π
=314.2<-- rounded to the nearest tenth.
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Answer:
Step-by-step explanation:
The information that we kow about the shape of the aquarium:
length:
width:
when the reef is submerged, the water level rises 3 feet. The volume that those 3 ft represent in the aquarium will be the volume of the reef.
Thus, we calculate the volume of water "addition" with the same length and width as the aquarium but with a deep of 3 feet (thi is because the reef caused the water to rise 3 feet), and this is the volume of the reef that was added to the aquarium:
The volume of the stone is