Find the volume of a regular pyramid with an equilateral triangle with side 9.2 meters for the base and height 12.6 meters. Round the answer to two decimal places.
What will be an ideal response?
153.93 m³
Mathematics
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Solve the problem.Find the area bounded by y(4 + 49x2) = 7, x = 0, y = 0, and x = 5.
A. sin-1
B. 
tan-1
C. 7 sin-1
D. 
tan-1
Mathematics
The augmented matrix is in row-echelon form and represents a system of linear equations. Solve the system using backward substitution.
Write the solution as an ordered triple, if possible.
A. (2 + 6z, -5 - 2z, z) 
B. (2 - z, -5 + z, z) 
C. (2, -5, z) 
D. (2 - 6z, -5 + 2z, z) 
Mathematics
Write the whole number in expanded form.30,490
A. 3000 + 400 + 9 B. 3000 + 40 + 9 C. 30,000 + 4000 + 90 D. 30,000 + 400 + 90
Mathematics
Translate to an equation and solve.What number is 57% of 20?
A. 1140 B. 11,400 C. 11.4 D. 114
Mathematics