Solve the problem.A twenty-five foot ladder just reaches the top of a house and forms an angle of 41.5° with the wall of the house. How tall is the house? Round your answer to the nearest 0.1 foot.
A. 19 ft
B. 18.8 ft
C. 18.7 ft
D. 18.6 ft
Answer: C
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Provide an appropriate response.Suppose the weekly revenue for a company is given by r = -3p2 + 60p where p is the price of their service. What is the price of their service if the revenue is $400?
What will be an ideal response?
If the expression is in exponential form, write it in radical form. If it is in radical form, write it in exponential form.
A. (
x + 
y)1/2
B. (5x + 3y)1/4
C. (5x + 3y)1/2
D. (5x + 3y)2
The radius and height of a right circular cylinder are measured with a maximum error of 0.1 cm in each measurement. Approximate the maximum error in calculating the volume of the cylinder if the measured dimensions r = 5 cm and h = 24 cm are used. ?
A. 
cc
B. ?
cc
C. ?
cc
D. 
cc
E. ?
cc
Add. Simplify, if possible.-17.15 + 13.62
A. 30.77 B. -3.53 C. 3.53 D. -30.77