Solve the problem.Find the surface area S of a rectangular box with length 2 ft, width 5 ft, and height4 ft.
A. 76 ft2
B. 56 ft2
C. 38 ft2
D. 80 ft2
Answer: A
Mathematics
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?What is not true about polyhedra and three-dimensional figures? ?
A. ?All polyhedra are three-dimensional figures. B. ?All three-dimensional figures are polyhedra. C. ?All rectangular prisms are polyhedra. D. ?A cone is a three-dimensional figure. E. ?A polyhedra has polygon faces.
Mathematics
Solve the problem.Assuming C is a closed path , what is special about the integral 
? Give reasons for your answer.
What will be an ideal response?
Mathematics
Find the area of the geometric figure.
A. 12.25 sq mi B. 14 sq mi C. 24.5 sq mi D. 7 sq mi
Mathematics
Perform the operation indicated. Simplify.
- 
A. 
B. 2x
C. 
D. 2
Mathematics