Solve the problem.Which of the lines in the picture are lines of symmetry of the given figure?
A. k, m and n
B. Only n
C. l and n
D. k, l, m and n
Answer: B
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Convert as indicated. When necessary, round to the nearest tenth of a degree.At a particular business it is required that the temperature be kept at 72° F, but the thermostat is calibrated in degrees Celsius. Find the temperature to be set.
A. 161.6° C B. 23.2° C C. 136° C D. 22.2° C
Solve the problem.Amy buys a sports car and pays a 5% sales tax on the $23,899 sale price. How much sales tax did the person pay?
A. $1194.95 B. $955.96 C. $1433.94 D. $25,093.95
Solve the problem, rounding the answer as appropriate. Assume that "pure dominant" describes one who has two dominant genes for a given trait; "pure recessive" describes one who has two recessive genes for a given trait; and "hybrid" describes one who has one of each.Two hybrids produce a litter of four offspring. What is the probability that exactly one is pure recessive?
A. .133 B. .211 C. .25 D. .422
Use the x-intercepts to find the intervals on which the graph of f is above and below the x-axis.f(x) = (x + 2)3
A. above the x-axis: (-?, -2), (-2, ?) below the x-axis: no intervals B. above the x-axis: (-?, -2) below the x-axis: (-2, ?) C. above the x-axis: (-2, ?) below the x-axis: (-?, -2) D. above the x-axis: no intervals below the x-axis: (-?, -2), (-2, ?)