Solve the problem.A building 250 feet tall casts a 50 foot long shadow. If a person stands at the end of the shadow and looks up to the top of the building, what is the angle of the person's eyes to the top of the building (to the nearest hundredth of a degree)? (Assume the person's eyes are 5 feet above ground level.)
A. 78.69°
B. 11.78°
C. 78.22°
D. 78.47°
Answer: D
Mathematics
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Enrollment at my college is declining at rate of 45% per decade. What will be the yearly percentage decrease? Round your answer to two decimal places if necessary.
What will be an ideal response?
Mathematics
Solve the equation.(x + 2)(x - 1) = (x + 1)2
A. 
B. 
C. 
D. {3}
Mathematics
List the factors in each expression.3(z + c)
A. z, c B. 3, (z + c) C. (z + c) D. 3
Mathematics
Solve the problem.A hockey team in one game scored on 25% of the total number of shots on its opponent's goalie. If the team scored a total of 8 goals, then how many shots did they direct at the opponent's goalie?
A. 48 B. 16 C. 64 D. 32
Mathematics