A 95-ft tree casts a shadow that is 45 ft long. What is the angle of elevation of the sun?
(a) 58.7°
(b) 25.3°
(c) 64.7°
(d) 47.3°
(e) 88.7°
(c) 64.7°
Mathematics
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Provide an appropriate response.Verify the identity. cosh(sinh-1 x) = 
, for all x
What will be an ideal response?
Mathematics
Convert the angle to degrees, minutes, and seconds; or to decimal degrees (and round your result to the nearest hundredth of a degree).315°47'30''
A. 315.85 B. 315.79 C. 315.75 D. 315.80
Mathematics
Provide an appropriate response.38% = ? (fraction)
A. 
B. 
C. 
D. 
E. none of the above
Mathematics
Find a formula for the inverse of the function described below.32° Fahrenheit = 0° Celsius. A function that converts temperatures in Fahrenheit to those in Celsius is 
.
A. f-1(x) = 
x + 32
B. f-1(x) = x + 32
C. f-1(x) = 
(x - 32)
D. f-1(x) = 
x - 32
Mathematics