15.7 Gallons
Each wall is 15*30 = 450
450* 4 walls = 1,800
Area of triangles are 15*15/2 = 112.5
112.5 * 4 triangles = 450
1,800 + 450 = 2,250
2,250/143 = 15.73
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Answer: 24.25 + (-5.95)
Explanation:
I hope this helped!
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- Zack Slocum
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Answer:
D. a shape with six faces where all six faces are identical
