Find the area of the shaded region.
A. 36
B. 27
C. 45
D. 18
Answer: A
Mathematics
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360 seconds = 1 ____
A. minute B. hour C. day D. year
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Fill in the missing value.217 mL = L
A. 2.17 B. 21,700 C. 217,000 D. 0.217
Mathematics
Solve the equation.log x + log (x -1) = log 90
A. x = -9
B. x = 10, x = -9
C. x = 
D. x = 10
Mathematics
Solve the equation.Solve cos ? = 1 for ?, where 0° ? ? ? 90°.
A. 30° B. 60° C. 90° D. 0°
Mathematics