Find the volume of the geometric solid. If needed, use 3.14 as an approximation for ? and round the answer to the nearest tenth.Rectangular prism with length 2 ft, width 5 ft, and height 7 ft
A. 28 ft3
B. 50 ft3
C. 245 ft3
D. 70 ft3
Answer: D
Mathematics
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Solve the proportion equation.
= 
A. 
B. 2
C. 7
D. 
Mathematics
Find the measure of the dihedral angle indicated.The figure shown is a right prism whose bases are regular nonagons. Find the measure of the dihedral angle between adjacent lateral faces.
A. 40° B. 140° C. 144° D. 90°
Mathematics
Perform the indicated operation
An engineer needs to find the time it will take for his new computer to do 75 billion calculations. If it takes his new computer seconds to do one calculation, how long will it take to do the 75 billion calculations? Leave your answer in scientific notation.
Mathematics
Factor completely.x5 + 2x4 - 35x3
A. x3(x + 5)(x + 7) B. x-5(x2 + 2x - 35) C. x3(x - 5)(x - 7) D. x3(x - 5)(x + 7)
Mathematics