Solve.Find the area of the figure.
A. 18x2 sq cm
B. 81x sq cm
C. 18x sq cm
D. 81x2 sq cm
Answer: D
Mathematics
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Use an appropriate identity to find the exact value of the expression.cos (75°)
A. 
B. 
C. 
D. - 
Mathematics
Write the following as an equation, using x for the unknown number. Then solve.Four times a number added to 9 times the number equals 52. Find the number.
A. 4(x + 9) = 52x; 0.8 B. 4x - 9x = 52; -5.8 C. 4x + 9x = 52; 4 D. 4x(9 + x) = 52; 5.8
Mathematics
Write the number in decimal notation.The average mass of a U.S. penny is five and two hundred fifty-nine thousandths grams.
A. 5.0259 g B. 5.259 g C. 5.00259 g D. 5.000259 g
Mathematics
Find fraction notation.6.93939393 . . .
A. 
B. 
C. 
D. 
Mathematics