Find, correct to the nearest degree, the angle between the planes. Select the correct answer.
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a. 122°
Mathematics
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Divide. Express the quotient in lowest terms.
÷ 
A. 
B. 
C. - 
D. 
Mathematics
Provide an appropriate response.Write as a unit rate: 42 miles in 2 hours.
A. 21 miles per hour B. 44 miles per hour C. 21 hours per mile D. 84 miles
Mathematics
Use an identity to write the expression as a single trigonometric function or as a single number.sin 8x cos 8x
A. cos 8x
B. 2 sin 4x
C. 
sin 16x
D. cos 4x
Mathematics
Find the value of the constant k that makes the function continuous.f(x) = 
A. k = 14 B. k = 6 C. k = 8 D. k = 2
Mathematics