Use a calculator to find the approximate value of the expression rounded to two decimal places.cos 87°
A. 0.10
B. 0.05
C. 0.57
D. 0.52
Answer: B
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Write the number as indicated.A recent census confirmed that the population of a major city is 2,100,004. Write the number in words.
A. Two million, one thousand, four B. Two million, one hundred thousand, four C. Two million, one thousand, four hundred D. Two million, one hundred thousand, forty
Graph the function.y = -tan 
A. 
B. 
C. 
D. 
Answer the question.Inscribe a circle into a rhombus.
What will be an ideal response?
A golden rectangle is said to be one of the most visually appealing of all geometric forms. The front of the Parthenon, built in Athens in the 5th century B.C. and shown in the illustration, is a golden rectangle. In a golden rectangle, the length l and the height h of the rectangle must satisfy the equation
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.
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If a rectangular billboard is to have a height of 13 feet, how long should it be if it is to form a golden rectangle? Round to the nearest tenth of a foot.
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A. 23 ft
B. 21 ft
C. 21.2 ft
D. 22 ft
E. 20.7 ft