Find the measure of the dihedral angle indicated.The figure shown is a right prism whose bases are regular hexagons. Find the measure of the dihedral angle between each lateral face and a base.

A. 90°
B. 135°
C. 60°
D. 120°


Answer: A

Mathematics

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A. 12
B. 70
C. 26
D. 4

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Multiply.(3x2 + 2x - 5)(x2 - 3x - 3)

A. 3x4 - 9x3 - 20x2 + 9x + 15  B. 3x4 - 7x3 - 15x2 + 9x + 15  C. 3x4 - 9x3 - 15x2 + 9x + 15 D. 3x4 - 7x3 - 20x2 + 9x + 15 

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Write a formula for the nth term of the given geometric sequence. Do not use a recursion formula.9, , ...

A. an = 9 (n - 1)
B. an = 9 + (n - 1)
C. an = 9- 1
D. an = 9- 1 

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The graph of a function is given. Decide whether it is even, odd, or neither.

A. even B. odd C. neither

Mathematics