The rectangular coordinates of a point are given. Find polar coordinates for the point.(4, -4)
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Find the number of subsets of the set.{1, 2, 3, . . . , 8}
A. 512 B. 252 C. 256 D. 16
Mathematics
Find the measure of the indicated angle. Figure is not drawn to scale.
Find the measure of ?x.
A. 142° B. 48° C. 38° D. 128°
Mathematics
Solve.An object is at rest at t = 0 seconds and then begins accelerating at a constant 8 feet per second per second. The distance the object travels in the first t seconds is given by the polynomial 4t2. Find the distance the object travels in the first 3 seconds.
A. 24 feet B. 36 feet C. 12 feet D. 9 feet
Mathematics
Write the decimal as a fraction or mixed number in lowest terms.0.472
A. 
B. 
C. 
D. 
Mathematics