Find the amplitude.y = 5 cos

A.
B. 20
C. 5
D. 4


Answer: C

Mathematics

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Determine ? in decimal degrees, 0° ? ? ? 90°. Round results to an appropriate number of significant digits.cot ? = 1.237

A. 38.950° B. 34.830° C. 38.95° D. 34.83°

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Give the name of the surface.

A. Octagonal cone B. Octagonal pyramid C. Oblique cylinder D. Right octagonal prism

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Solve the equation.t + 8 =  20 

A. = 
B. = 
C. = 
D. = 

Mathematics

Add and simplify.  +  

A. 1
B.
C.
D.

Mathematics