Find the angle in degrees when given the trigonometric values. ? represents the unknown angle measure.csc ? = 1.6
A. 38.7°
B. 34.0°
C. 39°
D. 34°
Answer: C
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Multiply or divide measurement numbers, rounding to the correct precision.
A. 0.044375 
B. 0.04438 
C. 0.0444 
D. 0.044 
Use the rules for exponents to rewrite the expression and then evaluate the new expression. 42 ? 45
A. 262,144 B. 16,777,216 C. 16,384 D. 1,048,576
Determine whether the scatter diagram indicates that a linear relation may exist between the two variables. If a linear relation does exist, indicate whether the slope is positive or negative.Draw a scatter diagram of the given data. Find the equation of the line containing the points 
and 
Graph the line on the scatter diagram.
width="210" />
A. 
y = 2.17x + 12.88
B. 
y = -2.39x + 13.38
C. 
y = -2.17x + 12.88
D. 
y = -1.62x + 10.41
Estimate the product by first rounding each value as indicated.248.99 × 709.255
round each to the nearest hundred
A. 175,832 B. 900 C. 140,000 D. 175,800