Solve.The shadow cast by an object on a sunny day is directly proportional to the height of the object. If a person 73 inches tall casts a shadow 64 inches long, how tall is a tree which casts a shadow 48 feet in length?
A. 97.33 feet
B. 68.5 feet
C. 54.75 feet
D. 42.08 feet
Answer: C
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Solve the problem.The length of the base of an isosceles triangle is 42.59 meters. Each base angle is 34.17°. Find the length of each of the two equal sides of the triangle. Round your answer to the hundredths place.
A. 51.48 m B. 37.92 m C. 31.37 m D. 25.74 m
Evaluate the square roots first, then combine the results. Use a calculator or a square root table when needed. Round to the nearest thousandth.
+ 
A. 45.000 B. 8.557 C. 6.856 D. 10.557
Solve the problem.The following data represents the temperature T (°Fahrenheit) in a certain city x hours after midnight over the course of one day.
a) Find the average rate of change in temperature from 6 AM to 12 noon. Round to two decimal places.b) Find the average rate of change in temperature from 6 PM to 9 PM. Round to two decimal places.c) Decide on a function of best fit to these data (linear, quadratic, or cubic) and use this function to predict the temperature at 4 PM. Round to one decimal place.
What will be an ideal response?
Simplify the ratio.3.6 to 10
A. 
B. 
C. 
D. 